Home / 10,697,090.80-16,023,863.40-6,641,129.20

Finding the Fourth Proportional to 10,697,090.80, 16,023,863.40 and 6,641,129.20

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Solution

The fourth proportional to 10,697,090.80, 16,023,863.40 and 6,641,129.20 is: 9,948,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697,090.80 : 16,023,863.40 = 6,641,129.20 : x
  2. Step 2: Convert to fraction form
    10,697,090.80/16,023,863.40 = 6,641,129.20/x
  3. Step 3: Cross multiply
    10,697,090.80x = 16,023,863.40 × 6,641,129.20
  4. Step 4: Simplify right side
    10,697,090.80x = 106,416,547,122,551.28
  5. Step 5: Solve for x
    x = 106,416,547,122,551.28/10,697,090.80
  6. Step 6: Final answer
    x = 9,948,176.48

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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.