Home / 8,902,865.40-12,286,032.30-4,828,484.40

Finding the Fourth Proportional to 8,902,865.40, 12,286,032.30 and 4,828,484.40

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Solution

The fourth proportional to 8,902,865.40, 12,286,032.30 and 4,828,484.40 is: 6,663,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,865.40 : 12,286,032.30 = 4,828,484.40 : x
  2. Step 2: Convert to fraction form
    8,902,865.40/12,286,032.30 = 4,828,484.40/x
  3. Step 3: Cross multiply
    8,902,865.40x = 12,286,032.30 × 4,828,484.40
  4. Step 4: Simplify right side
    8,902,865.40x = 59,322,915,298,446.12
  5. Step 5: Solve for x
    x = 59,322,915,298,446.12/8,902,865.40
  6. Step 6: Final answer
    x = 6,663,350.80

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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.