Home / 31,423,271.65-47,134,962.15-9,859,528.20

Finding the Fourth Proportional to 31,423,271.65, 47,134,962.15 and 9,859,528.20

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Solution

The fourth proportional to 31,423,271.65, 47,134,962.15 and 9,859,528.20 is: 14,789,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423,271.65 : 47,134,962.15 = 9,859,528.20 : x
  2. Step 2: Convert to fraction form
    31,423,271.65/47,134,962.15 = 9,859,528.20/x
  3. Step 3: Cross multiply
    31,423,271.65x = 47,134,962.15 × 9,859,528.20
  4. Step 4: Simplify right side
    31,423,271.65x = 464,728,488,523,857.56
  5. Step 5: Solve for x
    x = 464,728,488,523,857.56/31,423,271.65
  6. Step 6: Final answer
    x = 14,789,309.46

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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.