Home / 56,197,683.74-77,554,507.38-31,418,914.62

Finding the Fourth Proportional to 56,197,683.74, 77,554,507.38 and 31,418,914.62

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Solution

The fourth proportional to 56,197,683.74, 77,554,507.38 and 31,418,914.62 is: 43,359,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,197,683.74 : 77,554,507.38 = 31,418,914.62 : x
  2. Step 2: Convert to fraction form
    56,197,683.74/77,554,507.38 = 31,418,914.62/x
  3. Step 3: Cross multiply
    56,197,683.74x = 77,554,507.38 × 31,418,914.62
  4. Step 4: Simplify right side
    56,197,683.74x = 2,436,678,445,768,380
  5. Step 5: Solve for x
    x = 2,436,678,445,768,380/56,197,683.74
  6. Step 6: Final answer
    x = 43,359,054.74

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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.