Home / 8,905,255.66-12,289,276.49-4,830,874.66

Finding the Fourth Proportional to 8,905,255.66, 12,289,276.49 and 4,830,874.66

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Solution

The fourth proportional to 8,905,255.66, 12,289,276.49 and 4,830,874.66 is: 6,666,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,255.66 : 12,289,276.49 = 4,830,874.66 : x
  2. Step 2: Convert to fraction form
    8,905,255.66/12,289,276.49 = 4,830,874.66/x
  3. Step 3: Cross multiply
    8,905,255.66x = 12,289,276.49 × 4,830,874.66
  4. Step 4: Simplify right side
    8,905,255.66x = 59,367,954,330,397.17
  5. Step 5: Solve for x
    x = 59,367,954,330,397.17/8,905,255.66
  6. Step 6: Final answer
    x = 6,666,619.87

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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.