Home / 48,512,944.40-72,769,416.60-19,744,271.60

Finding the Fourth Proportional to 48,512,944.40, 72,769,416.60 and 19,744,271.60

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Solution

The fourth proportional to 48,512,944.40, 72,769,416.60 and 19,744,271.60 is: 29,616,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,944.40 : 72,769,416.60 = 19,744,271.60 : x
  2. Step 2: Convert to fraction form
    48,512,944.40/72,769,416.60 = 19,744,271.60/x
  3. Step 3: Cross multiply
    48,512,944.40x = 72,769,416.60 × 19,744,271.60
  4. Step 4: Simplify right side
    48,512,944.40x = 1,436,779,125,523,948.50
  5. Step 5: Solve for x
    x = 1,436,779,125,523,948.50/48,512,944.40
  6. Step 6: Final answer
    x = 29,616,407.40

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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.