Home / 61,245,374.40-91,761,773.40-51,679,436.40

Finding the Fourth Proportional to 61,245,374.40, 91,761,773.40 and 51,679,436.40

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Solution

The fourth proportional to 61,245,374.40, 91,761,773.40 and 51,679,436.40 is: 77,429,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245,374.40 : 91,761,773.40 = 51,679,436.40 : x
  2. Step 2: Convert to fraction form
    61,245,374.40/91,761,773.40 = 51,679,436.40/x
  3. Step 3: Cross multiply
    61,245,374.40x = 91,761,773.40 × 51,679,436.40
  4. Step 4: Simplify right side
    61,245,374.40x = 4,742,196,732,376,512
  5. Step 5: Solve for x
    x = 4,742,196,732,376,512/61,245,374.40
  6. Step 6: Final answer
    x = 77,429,467.59

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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.