Home / 10,000,854.12-13,801,165.62-5,417,193.72

Finding the Fourth Proportional to 10,000,854.12, 13,801,165.62 and 5,417,193.72

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Solution

The fourth proportional to 10,000,854.12, 13,801,165.62 and 5,417,193.72 is: 7,475,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,854.12 : 13,801,165.62 = 5,417,193.72 : x
  2. Step 2: Convert to fraction form
    10,000,854.12/13,801,165.62 = 5,417,193.72/x
  3. Step 3: Cross multiply
    10,000,854.12x = 13,801,165.62 × 5,417,193.72
  4. Step 4: Simplify right side
    10,000,854.12x = 74,763,587,725,343.89
  5. Step 5: Solve for x
    x = 74,763,587,725,343.89/10,000,854.12
  6. Step 6: Final answer
    x = 7,475,720.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.