Home / 43,143,963.30-64,715,944.95-14,391,036.90

Finding the Fourth Proportional to 43,143,963.30, 64,715,944.95 and 14,391,036.90

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Solution

The fourth proportional to 43,143,963.30, 64,715,944.95 and 14,391,036.90 is: 21,586,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,963.30 : 64,715,944.95 = 14,391,036.90 : x
  2. Step 2: Convert to fraction form
    43,143,963.30/64,715,944.95 = 14,391,036.90/x
  3. Step 3: Cross multiply
    43,143,963.30x = 64,715,944.95 × 14,391,036.90
  4. Step 4: Simplify right side
    43,143,963.30x = 931,329,551,793,818.75
  5. Step 5: Solve for x
    x = 931,329,551,793,818.75/43,143,963.30
  6. Step 6: Final answer
    x = 21,586,555.35

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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.