Home / 10,502,381.52-15,753,574.95-3,314,477.97

Finding the Fourth Proportional to 10,502,381.52, 15,753,574.95 and 3,314,477.97

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Solution

The fourth proportional to 10,502,381.52, 15,753,574.95 and 3,314,477.97 is: 4,971,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,381.52 : 15,753,574.95 = 3,314,477.97 : x
  2. Step 2: Convert to fraction form
    10,502,381.52/15,753,574.95 = 3,314,477.97/x
  3. Step 3: Cross multiply
    10,502,381.52x = 15,753,574.95 × 3,314,477.97
  4. Step 4: Simplify right side
    10,502,381.52x = 52,214,877,120,518.85
  5. Step 5: Solve for x
    x = 52,214,877,120,518.85/10,502,381.52
  6. Step 6: Final answer
    x = 4,971,717.80

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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.