Home / 10,780,599.60-16,170,899.40-9,898,801.20

Finding the Fourth Proportional to 10,780,599.60, 16,170,899.40 and 9,898,801.20

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Solution

The fourth proportional to 10,780,599.60, 16,170,899.40 and 9,898,801.20 is: 14,848,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,599.60 : 16,170,899.40 = 9,898,801.20 : x
  2. Step 2: Convert to fraction form
    10,780,599.60/16,170,899.40 = 9,898,801.20/x
  3. Step 3: Cross multiply
    10,780,599.60x = 16,170,899.40 × 9,898,801.20
  4. Step 4: Simplify right side
    10,780,599.60x = 160,072,518,385,799.28
  5. Step 5: Solve for x
    x = 160,072,518,385,799.28/10,780,599.60
  6. Step 6: Final answer
    x = 14,848,201.80

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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.