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Finding the Fourth Proportional to 8,908,994.48, 12,294,412.49 and 4,834,613.48

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Solution

The fourth proportional to 8,908,994.48, 12,294,412.49 and 4,834,613.48 is: 6,671,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,994.48 : 12,294,412.49 = 4,834,613.48 : x
  2. Step 2: Convert to fraction form
    8,908,994.48/12,294,412.49 = 4,834,613.48/x
  3. Step 3: Cross multiply
    8,908,994.48x = 12,294,412.49 × 4,834,613.48
  4. Step 4: Simplify right side
    8,908,994.48x = 59,438,732,352,834.38
  5. Step 5: Solve for x
    x = 59,438,732,352,834.38/8,908,994.48
  6. Step 6: Final answer
    x = 6,671,766.66

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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.