Home / 31,345,151.84-47,021,467.08-15,159,472.46

Finding the Fourth Proportional to 31,345,151.84, 47,021,467.08 and 15,159,472.46

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Solution

The fourth proportional to 31,345,151.84, 47,021,467.08 and 15,159,472.46 is: 22,741,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,345,151.84 : 47,021,467.08 = 15,159,472.46 : x
  2. Step 2: Convert to fraction form
    31,345,151.84/47,021,467.08 = 15,159,472.46/x
  3. Step 3: Cross multiply
    31,345,151.84x = 47,021,467.08 × 15,159,472.46
  4. Step 4: Simplify right side
    31,345,151.84x = 712,820,635,228,056.62
  5. Step 5: Solve for x
    x = 712,820,635,228,056.62/31,345,151.84
  6. Step 6: Final answer
    x = 22,741,017.14

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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.