Home / 22,509,070.76-31,062,411.78-12,195,790.76

Finding the Fourth Proportional to 22,509,070.76, 31,062,411.78 and 12,195,790.76

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Solution

The fourth proportional to 22,509,070.76, 31,062,411.78 and 12,195,790.76 is: 16,830,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,509,070.76 : 31,062,411.78 = 12,195,790.76 : x
  2. Step 2: Convert to fraction form
    22,509,070.76/31,062,411.78 = 12,195,790.76/x
  3. Step 3: Cross multiply
    22,509,070.76x = 31,062,411.78 × 12,195,790.76
  4. Step 4: Simplify right side
    22,509,070.76x = 378,830,674,569,839.19
  5. Step 5: Solve for x
    x = 378,830,674,569,839.19/22,509,070.76
  6. Step 6: Final answer
    x = 16,830,133.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.