Home / 70,932,977.94-97,887,465.32-38,337,929.94

Finding the Fourth Proportional to 70,932,977.94, 97,887,465.32 and 38,337,929.94

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Solution

The fourth proportional to 70,932,977.94, 97,887,465.32 and 38,337,929.94 is: 52,906,319.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,932,977.94 : 97,887,465.32 = 38,337,929.94 : x
  2. Step 2: Convert to fraction form
    70,932,977.94/97,887,465.32 = 38,337,929.94/x
  3. Step 3: Cross multiply
    70,932,977.94x = 97,887,465.32 × 38,337,929.94
  4. Step 4: Simplify right side
    70,932,977.94x = 3,752,802,787,442,339
  5. Step 5: Solve for x
    x = 3,752,802,787,442,339/70,932,977.94
  6. Step 6: Final answer
    x = 52,906,319.41

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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.