Home / 8,341,731.70-12,512,597.55-6,550,141.30

Finding the Fourth Proportional to 8,341,731.70, 12,512,597.55 and 6,550,141.30

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Solution

The fourth proportional to 8,341,731.70, 12,512,597.55 and 6,550,141.30 is: 9,825,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,731.70 : 12,512,597.55 = 6,550,141.30 : x
  2. Step 2: Convert to fraction form
    8,341,731.70/12,512,597.55 = 6,550,141.30/x
  3. Step 3: Cross multiply
    8,341,731.70x = 12,512,597.55 × 6,550,141.30
  4. Step 4: Simplify right side
    8,341,731.70x = 81,959,281,982,533.81
  5. Step 5: Solve for x
    x = 81,959,281,982,533.81/8,341,731.70
  6. Step 6: Final answer
    x = 9,825,211.95

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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.