Home / 61,762,406.40-92,666,073.60-21,376,972.80

Finding the Fourth Proportional to 61,762,406.40, 92,666,073.60 and 21,376,972.80

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Solution

The fourth proportional to 61,762,406.40, 92,666,073.60 and 21,376,972.80 is: 32,073,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,762,406.40 : 92,666,073.60 = 21,376,972.80 : x
  2. Step 2: Convert to fraction form
    61,762,406.40/92,666,073.60 = 21,376,972.80/x
  3. Step 3: Cross multiply
    61,762,406.40x = 92,666,073.60 × 21,376,972.80
  4. Step 4: Simplify right side
    61,762,406.40x = 1,980,920,134,829,998
  5. Step 5: Solve for x
    x = 1,980,920,134,829,998/61,762,406.40
  6. Step 6: Final answer
    x = 32,073,234.36

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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.