Home / 57,303,617.70-85,955,426.55-39,163,764.90

Finding the Fourth Proportional to 57,303,617.70, 85,955,426.55 and 39,163,764.90

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Solution

The fourth proportional to 57,303,617.70, 85,955,426.55 and 39,163,764.90 is: 58,745,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303,617.70 : 85,955,426.55 = 39,163,764.90 : x
  2. Step 2: Convert to fraction form
    57,303,617.70/85,955,426.55 = 39,163,764.90/x
  3. Step 3: Cross multiply
    57,303,617.70x = 85,955,426.55 × 39,163,764.90
  4. Step 4: Simplify right side
    57,303,617.70x = 3,366,338,117,283,418
  5. Step 5: Solve for x
    x = 3,366,338,117,283,418/57,303,617.70
  6. Step 6: Final answer
    x = 58,745,647.35

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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.