Home / 19,925,553.72-29,862,668.76-9,670,567.77

Finding the Fourth Proportional to 19,925,553.72, 29,862,668.76 and 9,670,567.77

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Solution

The fourth proportional to 19,925,553.72, 29,862,668.76 and 9,670,567.77 is: 14,493,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925,553.72 : 29,862,668.76 = 9,670,567.77 : x
  2. Step 2: Convert to fraction form
    19,925,553.72/29,862,668.76 = 9,670,567.77/x
  3. Step 3: Cross multiply
    19,925,553.72x = 29,862,668.76 × 9,670,567.77
  4. Step 4: Simplify right side
    19,925,553.72x = 288,788,962,036,641.88
  5. Step 5: Solve for x
    x = 288,788,962,036,641.88/19,925,553.72
  6. Step 6: Final answer
    x = 14,493,397.08

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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.