Home / 8,897,337.70-12,278,234.01-4,977,042.82

Finding the Fourth Proportional to 8,897,337.70, 12,278,234.01 and 4,977,042.82

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Solution

The fourth proportional to 8,897,337.70, 12,278,234.01 and 4,977,042.82 is: 6,868,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,337.70 : 12,278,234.01 = 4,977,042.82 : x
  2. Step 2: Convert to fraction form
    8,897,337.70/12,278,234.01 = 4,977,042.82/x
  3. Step 3: Cross multiply
    8,897,337.70x = 12,278,234.01 × 4,977,042.82
  4. Step 4: Simplify right side
    8,897,337.70x = 61,109,296,421,750.31
  5. Step 5: Solve for x
    x = 61,109,296,421,750.31/8,897,337.70
  6. Step 6: Final answer
    x = 6,868,267.62

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1.5x scale

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.