Home / 8,869,213.20-13,303,819.80-8,785,232.40

Finding the Fourth Proportional to 8,869,213.20, 13,303,819.80 and 8,785,232.40

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Solution

The fourth proportional to 8,869,213.20, 13,303,819.80 and 8,785,232.40 is: 13,177,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,213.20 : 13,303,819.80 = 8,785,232.40 : x
  2. Step 2: Convert to fraction form
    8,869,213.20/13,303,819.80 = 8,785,232.40/x
  3. Step 3: Cross multiply
    8,869,213.20x = 13,303,819.80 × 8,785,232.40
  4. Step 4: Simplify right side
    8,869,213.20x = 116,877,148,750,721.53
  5. Step 5: Solve for x
    x = 116,877,148,750,721.53/8,869,213.20
  6. Step 6: Final answer
    x = 13,177,848.60

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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.