Home / 42,633,861.60-63,936,795.60-15,704,018.40

Finding the Fourth Proportional to 42,633,861.60, 63,936,795.60 and 15,704,018.40

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Solution

The fourth proportional to 42,633,861.60, 63,936,795.60 and 15,704,018.40 is: 23,550,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,633,861.60 : 63,936,795.60 = 15,704,018.40 : x
  2. Step 2: Convert to fraction form
    42,633,861.60/63,936,795.60 = 15,704,018.40/x
  3. Step 3: Cross multiply
    42,633,861.60x = 63,936,795.60 × 15,704,018.40
  4. Step 4: Simplify right side
    42,633,861.60x = 1,004,064,614,539,439.12
  5. Step 5: Solve for x
    x = 1,004,064,614,539,439.12/42,633,861.60
  6. Step 6: Final answer
    x = 23,550,871.93

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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.