Home / 58,451,010.90-87,655,849.20-20,103,606.15

Finding the Fourth Proportional to 58,451,010.90, 87,655,849.20 and 20,103,606.15

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Solution

The fourth proportional to 58,451,010.90, 87,655,849.20 and 20,103,606.15 is: 30,148,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,451,010.90 : 87,655,849.20 = 20,103,606.15 : x
  2. Step 2: Convert to fraction form
    58,451,010.90/87,655,849.20 = 20,103,606.15/x
  3. Step 3: Cross multiply
    58,451,010.90x = 87,655,849.20 × 20,103,606.15
  4. Step 4: Simplify right side
    58,451,010.90x = 1,762,198,669,060,592.50
  5. Step 5: Solve for x
    x = 1,762,198,669,060,592.50/58,451,010.90
  6. Step 6: Final answer
    x = 30,148,300.98

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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.