Home / 8,888,728.32-12,267,440.60-5,021,498.61

Finding the Fourth Proportional to 8,888,728.32, 12,267,440.60 and 5,021,498.61

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Solution

The fourth proportional to 8,888,728.32, 12,267,440.60 and 5,021,498.61 is: 6,930,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888,728.32 : 12,267,440.60 = 5,021,498.61 : x
  2. Step 2: Convert to fraction form
    8,888,728.32/12,267,440.60 = 5,021,498.61/x
  3. Step 3: Cross multiply
    8,888,728.32x = 12,267,440.60 × 5,021,498.61
  4. Step 4: Simplify right side
    8,888,728.32x = 61,600,935,896,050.08
  5. Step 5: Solve for x
    x = 61,600,935,896,050.08/8,888,728.32
  6. Step 6: Final answer
    x = 6,930,230.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.