Home / 78,653,534.87-117,985,031.42-24,066,593.31

Finding the Fourth Proportional to 78,653,534.87, 117,985,031.42 and 24,066,593.31

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Solution

The fourth proportional to 78,653,534.87, 117,985,031.42 and 24,066,593.31 is: 36,101,336.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,653,534.87 : 117,985,031.42 = 24,066,593.31 : x
  2. Step 2: Convert to fraction form
    78,653,534.87/117,985,031.42 = 24,066,593.31/x
  3. Step 3: Cross multiply
    78,653,534.87x = 117,985,031.42 × 24,066,593.31
  4. Step 4: Simplify right side
    78,653,534.87x = 2,839,497,767,142,454
  5. Step 5: Solve for x
    x = 2,839,497,767,142,454/78,653,534.87
  6. Step 6: Final answer
    x = 36,101,336.98

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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.