Home / 5,121,751.34-7,068,002.34-2,829,895.70

Finding the Fourth Proportional to 5,121,751.34, 7,068,002.34 and 2,829,895.70

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Solution

The fourth proportional to 5,121,751.34, 7,068,002.34 and 2,829,895.70 is: 3,905,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,751.34 : 7,068,002.34 = 2,829,895.70 : x
  2. Step 2: Convert to fraction form
    5,121,751.34/7,068,002.34 = 2,829,895.70/x
  3. Step 3: Cross multiply
    5,121,751.34x = 7,068,002.34 × 2,829,895.70
  4. Step 4: Simplify right side
    5,121,751.34x = 20,001,709,429,555.94
  5. Step 5: Solve for x
    x = 20,001,709,429,555.94/5,121,751.34
  6. Step 6: Final answer
    x = 3,905,248.05

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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.