Home / 28,341,898.99-42,519,595.22-9,172,656.27

Finding the Fourth Proportional to 28,341,898.99, 42,519,595.22 and 9,172,656.27

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Solution

The fourth proportional to 28,341,898.99, 42,519,595.22 and 9,172,656.27 is: 13,761,167.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341,898.99 : 42,519,595.22 = 9,172,656.27 : x
  2. Step 2: Convert to fraction form
    28,341,898.99/42,519,595.22 = 9,172,656.27/x
  3. Step 3: Cross multiply
    28,341,898.99x = 42,519,595.22 × 9,172,656.27
  4. Step 4: Simplify right side
    28,341,898.99x = 390,017,631,732,725.38
  5. Step 5: Solve for x
    x = 390,017,631,732,725.38/28,341,898.99
  6. Step 6: Final answer
    x = 13,761,167.94

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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.