Home / 8,639,144.04-12,953,702.59-4,090,154.42

Finding the Fourth Proportional to 8,639,144.04, 12,953,702.59 and 4,090,154.42

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Solution

The fourth proportional to 8,639,144.04, 12,953,702.59 and 4,090,154.42 is: 6,132,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,639,144.04 : 12,953,702.59 = 4,090,154.42 : x
  2. Step 2: Convert to fraction form
    8,639,144.04/12,953,702.59 = 4,090,154.42/x
  3. Step 3: Cross multiply
    8,639,144.04x = 12,953,702.59 × 4,090,154.42
  4. Step 4: Simplify right side
    8,639,144.04x = 52,982,643,926,012.82
  5. Step 5: Solve for x
    x = 52,982,643,926,012.82/8,639,144.04
  6. Step 6: Final answer
    x = 6,132,858.03

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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.