Home / 28,066,702.60-42,100,053.90-6,791,566.60

Finding the Fourth Proportional to 28,066,702.60, 42,100,053.90 and 6,791,566.60

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Solution

The fourth proportional to 28,066,702.60, 42,100,053.90 and 6,791,566.60 is: 10,187,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,066,702.60 : 42,100,053.90 = 6,791,566.60 : x
  2. Step 2: Convert to fraction form
    28,066,702.60/42,100,053.90 = 6,791,566.60/x
  3. Step 3: Cross multiply
    28,066,702.60x = 42,100,053.90 × 6,791,566.60
  4. Step 4: Simplify right side
    28,066,702.60x = 285,925,319,925,439.69
  5. Step 5: Solve for x
    x = 285,925,319,925,439.69/28,066,702.60
  6. Step 6: Final answer
    x = 10,187,349.90

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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.