Home / 6,139,938.40-8,473,047.84-3,386,742.04

Finding the Fourth Proportional to 6,139,938.40, 8,473,047.84 and 3,386,742.04

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Solution

The fourth proportional to 6,139,938.40, 8,473,047.84 and 3,386,742.04 is: 4,673,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,938.40 : 8,473,047.84 = 3,386,742.04 : x
  2. Step 2: Convert to fraction form
    6,139,938.40/8,473,047.84 = 3,386,742.04/x
  3. Step 3: Cross multiply
    6,139,938.40x = 8,473,047.84 × 3,386,742.04
  4. Step 4: Simplify right side
    6,139,938.40x = 28,696,027,326,659.20
  5. Step 5: Solve for x
    x = 28,696,027,326,659.20/6,139,938.40
  6. Step 6: Final answer
    x = 4,673,666.97

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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.