Home / 12,268,547.70-18,402,821.55-3,294,006.90

Finding the Fourth Proportional to 12,268,547.70, 18,402,821.55 and 3,294,006.90

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Solution

The fourth proportional to 12,268,547.70, 18,402,821.55 and 3,294,006.90 is: 4,941,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,547.70 : 18,402,821.55 = 3,294,006.90 : x
  2. Step 2: Convert to fraction form
    12,268,547.70/18,402,821.55 = 3,294,006.90/x
  3. Step 3: Cross multiply
    12,268,547.70x = 18,402,821.55 × 3,294,006.90
  4. Step 4: Simplify right side
    12,268,547.70x = 60,619,021,165,168.70
  5. Step 5: Solve for x
    x = 60,619,021,165,168.70/12,268,547.70
  6. Step 6: Final answer
    x = 4,941,010.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.