Home / 8,987,565.73-12,405,147.56-5,547,830.26

Finding the Fourth Proportional to 8,987,565.73, 12,405,147.56 and 5,547,830.26

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Solution

The fourth proportional to 8,987,565.73, 12,405,147.56 and 5,547,830.26 is: 7,657,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,565.73 : 12,405,147.56 = 5,547,830.26 : x
  2. Step 2: Convert to fraction form
    8,987,565.73/12,405,147.56 = 5,547,830.26/x
  3. Step 3: Cross multiply
    8,987,565.73x = 12,405,147.56 × 5,547,830.26
  4. Step 4: Simplify right side
    8,987,565.73x = 68,821,653,013,133.16
  5. Step 5: Solve for x
    x = 68,821,653,013,133.16/8,987,565.73
  6. Step 6: Final answer
    x = 7,657,429.73

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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.