Home / 54,445,607.90-75,140,233.71-40,670,657.18

Finding the Fourth Proportional to 54,445,607.90, 75,140,233.71 and 40,670,657.18

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Solution

The fourth proportional to 54,445,607.90, 75,140,233.71 and 40,670,657.18 is: 56,129,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445,607.90 : 75,140,233.71 = 40,670,657.18 : x
  2. Step 2: Convert to fraction form
    54,445,607.90/75,140,233.71 = 40,670,657.18/x
  3. Step 3: Cross multiply
    54,445,607.90x = 75,140,233.71 × 40,670,657.18
  4. Step 4: Simplify right side
    54,445,607.90x = 3,056,002,685,644,489
  5. Step 5: Solve for x
    x = 3,056,002,685,644,489/54,445,607.90
  6. Step 6: Final answer
    x = 56,129,462.11

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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.