Home / 57,034,307.60-85,572,456.60-18,697,072.40

Finding the Fourth Proportional to 57,034,307.60, 85,572,456.60 and 18,697,072.40

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Solution

The fourth proportional to 57,034,307.60, 85,572,456.60 and 18,697,072.40 is: 28,052,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,034,307.60 : 85,572,456.60 = 18,697,072.40 : x
  2. Step 2: Convert to fraction form
    57,034,307.60/85,572,456.60 = 18,697,072.40/x
  3. Step 3: Cross multiply
    57,034,307.60x = 85,572,456.60 × 18,697,072.40
  4. Step 4: Simplify right side
    57,034,307.60x = 1,599,954,416,496,057.50
  5. Step 5: Solve for x
    x = 1,599,954,416,496,057.50/57,034,307.60
  6. Step 6: Final answer
    x = 28,052,491.28

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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.