Home / 7,187,200.90-10,780,801.35-6,599,335.30

Finding the Fourth Proportional to 7,187,200.90, 10,780,801.35 and 6,599,335.30

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Solution

The fourth proportional to 7,187,200.90, 10,780,801.35 and 6,599,335.30 is: 9,899,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,200.90 : 10,780,801.35 = 6,599,335.30 : x
  2. Step 2: Convert to fraction form
    7,187,200.90/10,780,801.35 = 6,599,335.30/x
  3. Step 3: Cross multiply
    7,187,200.90x = 10,780,801.35 × 6,599,335.30
  4. Step 4: Simplify right side
    7,187,200.90x = 71,146,122,911,342.66
  5. Step 5: Solve for x
    x = 71,146,122,911,342.66/7,187,200.90
  6. Step 6: Final answer
    x = 9,899,002.95

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1.5x scale

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.