Home / 5,353,354.05-7,387,637.96-2,905,966.76

Finding the Fourth Proportional to 5,353,354.05, 7,387,637.96 and 2,905,966.76

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Solution

The fourth proportional to 5,353,354.05, 7,387,637.96 and 2,905,966.76 is: 4,010,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,354.05 : 7,387,637.96 = 2,905,966.76 : x
  2. Step 2: Convert to fraction form
    5,353,354.05/7,387,637.96 = 2,905,966.76/x
  3. Step 3: Cross multiply
    5,353,354.05x = 7,387,637.96 × 2,905,966.76
  4. Step 4: Simplify right side
    5,353,354.05x = 21,468,230,329,867.95
  5. Step 5: Solve for x
    x = 21,468,230,329,867.95/5,353,354.05
  6. Step 6: Final answer
    x = 4,010,239.21

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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.