Home / 8,534,307.28-12,800,031.54-2,854,512.76

Finding the Fourth Proportional to 8,534,307.28, 12,800,031.54 and 2,854,512.76

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Solution

The fourth proportional to 8,534,307.28, 12,800,031.54 and 2,854,512.76 is: 4,281,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534,307.28 : 12,800,031.54 = 2,854,512.76 : x
  2. Step 2: Convert to fraction form
    8,534,307.28/12,800,031.54 = 2,854,512.76/x
  3. Step 3: Cross multiply
    8,534,307.28x = 12,800,031.54 × 2,854,512.76
  4. Step 4: Simplify right side
    8,534,307.28x = 36,537,853,359,332.45
  5. Step 5: Solve for x
    x = 36,537,853,359,332.45/8,534,307.28
  6. Step 6: Final answer
    x = 4,281,291.05

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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.