Home / 43,719,337.80-65,579,006.70-13,423,264.20

Finding the Fourth Proportional to 43,719,337.80, 65,579,006.70 and 13,423,264.20

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Solution

The fourth proportional to 43,719,337.80, 65,579,006.70 and 13,423,264.20 is: 20,134,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719,337.80 : 65,579,006.70 = 13,423,264.20 : x
  2. Step 2: Convert to fraction form
    43,719,337.80/65,579,006.70 = 13,423,264.20/x
  3. Step 3: Cross multiply
    43,719,337.80x = 65,579,006.70 × 13,423,264.20
  4. Step 4: Simplify right side
    43,719,337.80x = 880,284,332,907,670.12
  5. Step 5: Solve for x
    x = 880,284,332,907,670.12/43,719,337.80
  6. Step 6: Final answer
    x = 20,134,896.30

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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.