Home / 8,987,567.61-12,405,150.14-5,547,832.14

Finding the Fourth Proportional to 8,987,567.61, 12,405,150.14 and 5,547,832.14

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Solution

The fourth proportional to 8,987,567.61, 12,405,150.14 and 5,547,832.14 is: 7,657,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,567.61 : 12,405,150.14 = 5,547,832.14 : x
  2. Step 2: Convert to fraction form
    8,987,567.61/12,405,150.14 = 5,547,832.14/x
  3. Step 3: Cross multiply
    8,987,567.61x = 12,405,150.14 × 5,547,832.14
  4. Step 4: Simplify right side
    8,987,567.61x = 68,821,690,648,217.50
  5. Step 5: Solve for x
    x = 68,821,690,648,217.50/8,987,567.61
  6. Step 6: Final answer
    x = 7,657,432.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.