Home / 6,912,385.90-10,363,394.85-3,549,006.70

Finding the Fourth Proportional to 6,912,385.90, 10,363,394.85 and 3,549,006.70

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Solution

The fourth proportional to 6,912,385.90, 10,363,394.85 and 3,549,006.70 is: 5,320,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,385.90 : 10,363,394.85 = 3,549,006.70 : x
  2. Step 2: Convert to fraction form
    6,912,385.90/10,363,394.85 = 3,549,006.70/x
  3. Step 3: Cross multiply
    6,912,385.90x = 10,363,394.85 × 3,549,006.70
  4. Step 4: Simplify right side
    6,912,385.90x = 36,779,757,757,395.49
  5. Step 5: Solve for x
    x = 36,779,757,757,395.49/6,912,385.90
  6. Step 6: Final answer
    x = 5,320,848.44

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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.