Home / 52,024,861.20-78,013,672.20-19,666,009.20

Finding the Fourth Proportional to 52,024,861.20, 78,013,672.20 and 19,666,009.20

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Solution

The fourth proportional to 52,024,861.20, 78,013,672.20 and 19,666,009.20 is: 29,490,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,024,861.20 : 78,013,672.20 = 19,666,009.20 : x
  2. Step 2: Convert to fraction form
    52,024,861.20/78,013,672.20 = 19,666,009.20/x
  3. Step 3: Cross multiply
    52,024,861.20x = 78,013,672.20 × 19,666,009.20
  4. Step 4: Simplify right side
    52,024,861.20x = 1,534,217,595,210,984.25
  5. Step 5: Solve for x
    x = 1,534,217,595,210,984.25/52,024,861.20
  6. Step 6: Final answer
    x = 29,490,085.31

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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.