Home / 7,309,641.78-10,087,385.45-4,046,511

Finding the Fourth Proportional to 7,309,641.78, 10,087,385.45 and 4,046,511

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Solution

The fourth proportional to 7,309,641.78, 10,087,385.45 and 4,046,511 is: 5,584,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,641.78 : 10,087,385.45 = 4,046,511 : x
  2. Step 2: Convert to fraction form
    7,309,641.78/10,087,385.45 = 4,046,511/x
  3. Step 3: Cross multiply
    7,309,641.78x = 10,087,385.45 × 4,046,511
  4. Step 4: Simplify right side
    7,309,641.78x = 40,818,716,164,432.40
  5. Step 5: Solve for x
    x = 40,818,716,164,432.40/7,309,641.78
  6. Step 6: Final answer
    x = 5,584,229.35

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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.