Home / 8,781,337.63-12,117,660.40-4,860,828.48

Finding the Fourth Proportional to 8,781,337.63, 12,117,660.40 and 4,860,828.48

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Solution

The fourth proportional to 8,781,337.63, 12,117,660.40 and 4,860,828.48 is: 6,707,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,781,337.63 : 12,117,660.40 = 4,860,828.48 : x
  2. Step 2: Convert to fraction form
    8,781,337.63/12,117,660.40 = 4,860,828.48/x
  3. Step 3: Cross multiply
    8,781,337.63x = 12,117,660.40 × 4,860,828.48
  4. Step 4: Simplify right side
    8,781,337.63x = 58,901,868,783,288.20
  5. Step 5: Solve for x
    x = 58,901,868,783,288.20/8,781,337.63
  6. Step 6: Final answer
    x = 6,707,619.19

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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.