Home / 74,745,022.80-112,117,534.20-40,732,798.80

Finding the Fourth Proportional to 74,745,022.80, 112,117,534.20 and 40,732,798.80

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Solution

The fourth proportional to 74,745,022.80, 112,117,534.20 and 40,732,798.80 is: 61,099,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,022.80 : 112,117,534.20 = 40,732,798.80 : x
  2. Step 2: Convert to fraction form
    74,745,022.80/112,117,534.20 = 40,732,798.80/x
  3. Step 3: Cross multiply
    74,745,022.80x = 112,117,534.20 × 40,732,798.80
  4. Step 4: Simplify right side
    74,745,022.80x = 4,566,860,962,520,719
  5. Step 5: Solve for x
    x = 4,566,860,962,520,719/74,745,022.80
  6. Step 6: Final answer
    x = 61,099,198.20

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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.