Home / 13,772,502.90-20,658,754.35-7,395,210.90

Finding the Fourth Proportional to 13,772,502.90, 20,658,754.35 and 7,395,210.90

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Solution

The fourth proportional to 13,772,502.90, 20,658,754.35 and 7,395,210.90 is: 11,092,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,772,502.90 : 20,658,754.35 = 7,395,210.90 : x
  2. Step 2: Convert to fraction form
    13,772,502.90/20,658,754.35 = 7,395,210.90/x
  3. Step 3: Cross multiply
    13,772,502.90x = 20,658,754.35 × 7,395,210.90
  4. Step 4: Simplify right side
    13,772,502.90x = 152,775,845,349,542.44
  5. Step 5: Solve for x
    x = 152,775,845,349,542.44/13,772,502.90
  6. Step 6: Final answer
    x = 11,092,816.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.