Home / 28,386,231.60-42,579,347.40-22,016,132.40

Finding the Fourth Proportional to 28,386,231.60, 42,579,347.40 and 22,016,132.40

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Solution

The fourth proportional to 28,386,231.60, 42,579,347.40 and 22,016,132.40 is: 33,024,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,386,231.60 : 42,579,347.40 = 22,016,132.40 : x
  2. Step 2: Convert to fraction form
    28,386,231.60/42,579,347.40 = 22,016,132.40/x
  3. Step 3: Cross multiply
    28,386,231.60x = 42,579,347.40 × 22,016,132.40
  4. Step 4: Simplify right side
    28,386,231.60x = 937,432,549,863,995.62
  5. Step 5: Solve for x
    x = 937,432,549,863,995.62/28,386,231.60
  6. Step 6: Final answer
    x = 33,024,198.60

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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.