Home / 55,012,853.80-82,519,280.70-14,623,337.80

Finding the Fourth Proportional to 55,012,853.80, 82,519,280.70 and 14,623,337.80

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Solution

The fourth proportional to 55,012,853.80, 82,519,280.70 and 14,623,337.80 is: 21,935,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012,853.80 : 82,519,280.70 = 14,623,337.80 : x
  2. Step 2: Convert to fraction form
    55,012,853.80/82,519,280.70 = 14,623,337.80/x
  3. Step 3: Cross multiply
    55,012,853.80x = 82,519,280.70 × 14,623,337.80
  4. Step 4: Simplify right side
    55,012,853.80x = 1,206,707,316,689,120.50
  5. Step 5: Solve for x
    x = 1,206,707,316,689,120.50/55,012,853.80
  6. Step 6: Final answer
    x = 21,935,006.70

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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.