Home / 42,695,992.32-64,043,988.97-10,347,894.85

Finding the Fourth Proportional to 42,695,992.32, 64,043,988.97 and 10,347,894.85

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Solution

The fourth proportional to 42,695,992.32, 64,043,988.97 and 10,347,894.85 is: 15,521,842.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695,992.32 : 64,043,988.97 = 10,347,894.85 : x
  2. Step 2: Convert to fraction form
    42,695,992.32/64,043,988.97 = 10,347,894.85/x
  3. Step 3: Cross multiply
    42,695,992.32x = 64,043,988.97 × 10,347,894.85
  4. Step 4: Simplify right side
    42,695,992.32x = 662,720,463,685,472.75
  5. Step 5: Solve for x
    x = 662,720,463,685,472.75/42,695,992.32
  6. Step 6: Final answer
    x = 15,521,842.39

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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.