Home / 6,151,387.34-8,488,985.78-3,398,017.73

Finding the Fourth Proportional to 6,151,387.34, 8,488,985.78 and 3,398,017.73

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Solution

The fourth proportional to 6,151,387.34, 8,488,985.78 and 3,398,017.73 is: 4,689,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,387.34 : 8,488,985.78 = 3,398,017.73 : x
  2. Step 2: Convert to fraction form
    6,151,387.34/8,488,985.78 = 3,398,017.73/x
  3. Step 3: Cross multiply
    6,151,387.34x = 8,488,985.78 × 3,398,017.73
  4. Step 4: Simplify right side
    6,151,387.34x = 28,845,724,130,722.86
  5. Step 5: Solve for x
    x = 28,845,724,130,722.86/6,151,387.34
  6. Step 6: Final answer
    x = 4,689,303.82

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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.