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Finding the Fourth Proportional to 8,894,940, 12,275,060.94 and 4,820,559

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Solution

The fourth proportional to 8,894,940, 12,275,060.94 and 4,820,559 is: 6,652,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894,940 : 12,275,060.94 = 4,820,559 : x
  2. Step 2: Convert to fraction form
    8,894,940/12,275,060.94 = 4,820,559/x
  3. Step 3: Cross multiply
    8,894,940x = 12,275,060.94 × 4,820,559
  4. Step 4: Simplify right side
    8,894,940x = 59,172,655,489,865.46
  5. Step 5: Solve for x
    x = 59,172,655,489,865.46/8,894,940
  6. Step 6: Final answer
    x = 6,652,395.12

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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.