Home / 8,103,507.20-12,153,511.20-3,554,547.20

Finding the Fourth Proportional to 8,103,507.20, 12,153,511.20 and 3,554,547.20

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Solution

The fourth proportional to 8,103,507.20, 12,153,511.20 and 3,554,547.20 is: 5,331,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,507.20 : 12,153,511.20 = 3,554,547.20 : x
  2. Step 2: Convert to fraction form
    8,103,507.20/12,153,511.20 = 3,554,547.20/x
  3. Step 3: Cross multiply
    8,103,507.20x = 12,153,511.20 × 3,554,547.20
  4. Step 4: Simplify right side
    8,103,507.20x = 43,200,229,206,128.64
  5. Step 5: Solve for x
    x = 43,200,229,206,128.64/8,103,507.20
  6. Step 6: Final answer
    x = 5,331,053.35

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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.