Home / 28,006,427.60-42,009,641.40-23,527,451.60

Finding the Fourth Proportional to 28,006,427.60, 42,009,641.40 and 23,527,451.60

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Solution

The fourth proportional to 28,006,427.60, 42,009,641.40 and 23,527,451.60 is: 35,291,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006,427.60 : 42,009,641.40 = 23,527,451.60 : x
  2. Step 2: Convert to fraction form
    28,006,427.60/42,009,641.40 = 23,527,451.60/x
  3. Step 3: Cross multiply
    28,006,427.60x = 42,009,641.40 × 23,527,451.60
  4. Step 4: Simplify right side
    28,006,427.60x = 988,379,804,771,856.25
  5. Step 5: Solve for x
    x = 988,379,804,771,856.25/28,006,427.60
  6. Step 6: Final answer
    x = 35,291,177.40

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Similar ratio
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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.