Home / 10,867,482.40-16,301,223.60-8,157,133.30

Finding the Fourth Proportional to 10,867,482.40, 16,301,223.60 and 8,157,133.30

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Solution

The fourth proportional to 10,867,482.40, 16,301,223.60 and 8,157,133.30 is: 12,235,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,482.40 : 16,301,223.60 = 8,157,133.30 : x
  2. Step 2: Convert to fraction form
    10,867,482.40/16,301,223.60 = 8,157,133.30/x
  3. Step 3: Cross multiply
    10,867,482.40x = 16,301,223.60 × 8,157,133.30
  4. Step 4: Simplify right side
    10,867,482.40x = 132,971,253,858,305.88
  5. Step 5: Solve for x
    x = 132,971,253,858,305.88/10,867,482.40
  6. Step 6: Final answer
    x = 12,235,699.95

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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.