Home / 60,808,057.12-91,357,598.49-38,991,180.57

Finding the Fourth Proportional to 60,808,057.12, 91,357,598.49 and 38,991,180.57

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Solution

The fourth proportional to 60,808,057.12, 91,357,598.49 and 38,991,180.57 is: 58,580,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,808,057.12 : 91,357,598.49 = 38,991,180.57 : x
  2. Step 2: Convert to fraction form
    60,808,057.12/91,357,598.49 = 38,991,180.57/x
  3. Step 3: Cross multiply
    60,808,057.12x = 91,357,598.49 × 38,991,180.57
  4. Step 4: Simplify right side
    60,808,057.12x = 3,562,140,618,676,341
  5. Step 5: Solve for x
    x = 3,562,140,618,676,341/60,808,057.12
  6. Step 6: Final answer
    x = 58,580,076.18

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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.