Home / 61,639,314.40-92,359,438.80-38,879,480.80

Finding the Fourth Proportional to 61,639,314.40, 92,359,438.80 and 38,879,480.80

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Solution

The fourth proportional to 61,639,314.40, 92,359,438.80 and 38,879,480.80 is: 58,256,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,639,314.40 : 92,359,438.80 = 38,879,480.80 : x
  2. Step 2: Convert to fraction form
    61,639,314.40/92,359,438.80 = 38,879,480.80/x
  3. Step 3: Cross multiply
    61,639,314.40x = 92,359,438.80 × 38,879,480.80
  4. Step 4: Simplify right side
    61,639,314.40x = 3,590,887,027,523,374.50
  5. Step 5: Solve for x
    x = 3,590,887,027,523,374.50/61,639,314.40
  6. Step 6: Final answer
    x = 58,256,440.11

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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.