Home / 7,772,152.02-10,721,909.25-5,054,906.58

Finding the Fourth Proportional to 7,772,152.02, 10,721,909.25 and 5,054,906.58

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Solution

The fourth proportional to 7,772,152.02, 10,721,909.25 and 5,054,906.58 is: 6,973,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,152.02 : 10,721,909.25 = 5,054,906.58 : x
  2. Step 2: Convert to fraction form
    7,772,152.02/10,721,909.25 = 5,054,906.58/x
  3. Step 3: Cross multiply
    7,772,152.02x = 10,721,909.25 × 5,054,906.58
  4. Step 4: Simplify right side
    7,772,152.02x = 54,198,249,617,987.87
  5. Step 5: Solve for x
    x = 54,198,249,617,987.87/7,772,152.02
  6. Step 6: Final answer
    x = 6,973,390.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.