Home / 11,565,547.60-17,331,732.60-8,509,061.20

Finding the Fourth Proportional to 11,565,547.60, 17,331,732.60 and 8,509,061.20

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Solution

The fourth proportional to 11,565,547.60, 17,331,732.60 and 8,509,061.20 is: 12,751,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,547.60 : 17,331,732.60 = 8,509,061.20 : x
  2. Step 2: Convert to fraction form
    11,565,547.60/17,331,732.60 = 8,509,061.20/x
  3. Step 3: Cross multiply
    11,565,547.60x = 17,331,732.60 × 8,509,061.20
  4. Step 4: Simplify right side
    11,565,547.60x = 147,476,773,395,435.12
  5. Step 5: Solve for x
    x = 147,476,773,395,435.12/11,565,547.60
  6. Step 6: Final answer
    x = 12,751,387.01

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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.