Home / 63,812,472.60-95,698,631.22-20,671,666.68

Finding the Fourth Proportional to 63,812,472.60, 95,698,631.22 and 20,671,666.68

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Solution

The fourth proportional to 63,812,472.60, 95,698,631.22 and 20,671,666.68 is: 31,000,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812,472.60 : 95,698,631.22 = 20,671,666.68 : x
  2. Step 2: Convert to fraction form
    63,812,472.60/95,698,631.22 = 20,671,666.68/x
  3. Step 3: Cross multiply
    63,812,472.60x = 95,698,631.22 × 20,671,666.68
  4. Step 4: Simplify right side
    63,812,472.60x = 1,978,250,206,312,081.75
  5. Step 5: Solve for x
    x = 1,978,250,206,312,081.75/63,812,472.60
  6. Step 6: Final answer
    x = 31,000,995.98

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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.