Home / 10,366,269.30-15,549,403.95-7,712,061.30

Finding the Fourth Proportional to 10,366,269.30, 15,549,403.95 and 7,712,061.30

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Solution

The fourth proportional to 10,366,269.30, 15,549,403.95 and 7,712,061.30 is: 11,568,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,269.30 : 15,549,403.95 = 7,712,061.30 : x
  2. Step 2: Convert to fraction form
    10,366,269.30/15,549,403.95 = 7,712,061.30/x
  3. Step 3: Cross multiply
    10,366,269.30x = 15,549,403.95 × 7,712,061.30
  4. Step 4: Simplify right side
    10,366,269.30x = 119,917,956,440,862.12
  5. Step 5: Solve for x
    x = 119,917,956,440,862.12/10,366,269.30
  6. Step 6: Final answer
    x = 11,568,091.95

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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.