Home / 56,438,264.40-84,657,396.60-18,103,653.60

Finding the Fourth Proportional to 56,438,264.40, 84,657,396.60 and 18,103,653.60

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Solution

The fourth proportional to 56,438,264.40, 84,657,396.60 and 18,103,653.60 is: 27,155,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,438,264.40 : 84,657,396.60 = 18,103,653.60 : x
  2. Step 2: Convert to fraction form
    56,438,264.40/84,657,396.60 = 18,103,653.60/x
  3. Step 3: Cross multiply
    56,438,264.40x = 84,657,396.60 × 18,103,653.60
  4. Step 4: Simplify right side
    56,438,264.40x = 1,532,608,182,724,217.75
  5. Step 5: Solve for x
    x = 1,532,608,182,724,217.75/56,438,264.40
  6. Step 6: Final answer
    x = 27,155,480.40

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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.