Home / 8,897,461.46-12,278,404.48-4,977,166.70

Finding the Fourth Proportional to 8,897,461.46, 12,278,404.48 and 4,977,166.70

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Solution

The fourth proportional to 8,897,461.46, 12,278,404.48 and 4,977,166.70 is: 6,868,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,461.46 : 12,278,404.48 = 4,977,166.70 : x
  2. Step 2: Convert to fraction form
    8,897,461.46/12,278,404.48 = 4,977,166.70/x
  3. Step 3: Cross multiply
    8,897,461.46x = 12,278,404.48 × 4,977,166.70
  4. Step 4: Simplify right side
    8,897,461.46x = 61,111,665,833,151.88
  5. Step 5: Solve for x
    x = 61,111,665,833,151.88/8,897,461.46
  6. Step 6: Final answer
    x = 6,868,438.39

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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.