Home / 84,127,753.41-126,198,013.09-22,716,018.40

Finding the Fourth Proportional to 84,127,753.41, 126,198,013.09 and 22,716,018.40

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Solution

The fourth proportional to 84,127,753.41, 126,198,013.09 and 22,716,018.40 is: 34,075,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,127,753.41 : 126,198,013.09 = 22,716,018.40 : x
  2. Step 2: Convert to fraction form
    84,127,753.41/126,198,013.09 = 22,716,018.40/x
  3. Step 3: Cross multiply
    84,127,753.41x = 126,198,013.09 × 22,716,018.40
  4. Step 4: Simplify right side
    84,127,753.41x = 2,866,716,386,883,869
  5. Step 5: Solve for x
    x = 2,866,716,386,883,869/84,127,753.41
  6. Step 6: Final answer
    x = 34,075,751.11

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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.