Home / 61,733,789.80-85,186,491.79-35,636,715.20

Finding the Fourth Proportional to 61,733,789.80, 85,186,491.79 and 35,636,715.20

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Solution

The fourth proportional to 61,733,789.80, 85,186,491.79 and 35,636,715.20 is: 49,175,123.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,733,789.80 : 85,186,491.79 = 35,636,715.20 : x
  2. Step 2: Convert to fraction form
    61,733,789.80/85,186,491.79 = 35,636,715.20/x
  3. Step 3: Cross multiply
    61,733,789.80x = 85,186,491.79 × 35,636,715.20
  4. Step 4: Simplify right side
    61,733,789.80x = 3,035,766,746,807,368.50
  5. Step 5: Solve for x
    x = 3,035,766,746,807,368.50/61,733,789.80
  6. Step 6: Final answer
    x = 49,175,123.65

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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.