Home / 18,357,643.80-27,557,679.60-9,854,587.80

Finding the Fourth Proportional to 18,357,643.80, 27,557,679.60 and 9,854,587.80

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Solution

The fourth proportional to 18,357,643.80, 27,557,679.60 and 9,854,587.80 is: 14,793,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,357,643.80 : 27,557,679.60 = 9,854,587.80 : x
  2. Step 2: Convert to fraction form
    18,357,643.80/27,557,679.60 = 9,854,587.80/x
  3. Step 3: Cross multiply
    18,357,643.80x = 27,557,679.60 × 9,854,587.80
  4. Step 4: Simplify right side
    18,357,643.80x = 271,569,573,182,468.91
  5. Step 5: Solve for x
    x = 271,569,573,182,468.91/18,357,643.80
  6. Step 6: Final answer
    x = 14,793,269.56

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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.