Home / 9,712,387.20-14,556,916.80-4,029,686.40

Finding the Fourth Proportional to 9,712,387.20, 14,556,916.80 and 4,029,686.40

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Solution

The fourth proportional to 9,712,387.20, 14,556,916.80 and 4,029,686.40 is: 6,039,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,387.20 : 14,556,916.80 = 4,029,686.40 : x
  2. Step 2: Convert to fraction form
    9,712,387.20/14,556,916.80 = 4,029,686.40/x
  3. Step 3: Cross multiply
    9,712,387.20x = 14,556,916.80 × 4,029,686.40
  4. Step 4: Simplify right side
    9,712,387.20x = 58,659,809,654,891.52
  5. Step 5: Solve for x
    x = 58,659,809,654,891.52/9,712,387.20
  6. Step 6: Final answer
    x = 6,039,690.19

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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.