Home / 17,772,569.10-26,658,853.65-12,387,300.30

Finding the Fourth Proportional to 17,772,569.10, 26,658,853.65 and 12,387,300.30

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Solution

The fourth proportional to 17,772,569.10, 26,658,853.65 and 12,387,300.30 is: 18,580,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772,569.10 : 26,658,853.65 = 12,387,300.30 : x
  2. Step 2: Convert to fraction form
    17,772,569.10/26,658,853.65 = 12,387,300.30/x
  3. Step 3: Cross multiply
    17,772,569.10x = 26,658,853.65 × 12,387,300.30
  4. Step 4: Simplify right side
    17,772,569.10x = 330,231,225,816,301.12
  5. Step 5: Solve for x
    x = 330,231,225,816,301.12/17,772,569.10
  6. Step 6: Final answer
    x = 18,580,950.45

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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.