Home / 31,302,001.45-46,953,002.18-8,272,891.45

Finding the Fourth Proportional to 31,302,001.45, 46,953,002.18 and 8,272,891.45

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Solution

The fourth proportional to 31,302,001.45, 46,953,002.18 and 8,272,891.45 is: 12,409,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302,001.45 : 46,953,002.18 = 8,272,891.45 : x
  2. Step 2: Convert to fraction form
    31,302,001.45/46,953,002.18 = 8,272,891.45/x
  3. Step 3: Cross multiply
    31,302,001.45x = 46,953,002.18 × 8,272,891.45
  4. Step 4: Simplify right side
    31,302,001.45x = 388,437,090,286,753.38
  5. Step 5: Solve for x
    x = 388,437,090,286,753.38/31,302,001.45
  6. Step 6: Final answer
    x = 12,409,337.18

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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.