Home / 55,834,101.60-83,751,152.40-42,920,085.30

Finding the Fourth Proportional to 55,834,101.60, 83,751,152.40 and 42,920,085.30

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Solution

The fourth proportional to 55,834,101.60, 83,751,152.40 and 42,920,085.30 is: 64,380,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,834,101.60 : 83,751,152.40 = 42,920,085.30 : x
  2. Step 2: Convert to fraction form
    55,834,101.60/83,751,152.40 = 42,920,085.30/x
  3. Step 3: Cross multiply
    55,834,101.60x = 83,751,152.40 × 42,920,085.30
  4. Step 4: Simplify right side
    55,834,101.60x = 3,594,606,604,981,299.50
  5. Step 5: Solve for x
    x = 3,594,606,604,981,299.50/55,834,101.60
  6. Step 6: Final answer
    x = 64,380,127.95

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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.