Home / 31,358,130.65-47,052,589.74-14,098,509.81

Finding the Fourth Proportional to 31,358,130.65, 47,052,589.74 and 14,098,509.81

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Solution

The fourth proportional to 31,358,130.65, 47,052,589.74 and 14,098,509.81 is: 21,154,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,358,130.65 : 47,052,589.74 = 14,098,509.81 : x
  2. Step 2: Convert to fraction form
    31,358,130.65/47,052,589.74 = 14,098,509.81/x
  3. Step 3: Cross multiply
    31,358,130.65x = 47,052,589.74 × 14,098,509.81
  4. Step 4: Simplify right side
    31,358,130.65x = 663,371,397,982,425.88
  5. Step 5: Solve for x
    x = 663,371,397,982,425.88/31,358,130.65
  6. Step 6: Final answer
    x = 21,154,685.70

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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.