Home / 10,547,419.40-15,821,129.10-2,569,243.40

Finding the Fourth Proportional to 10,547,419.40, 15,821,129.10 and 2,569,243.40

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Solution

The fourth proportional to 10,547,419.40, 15,821,129.10 and 2,569,243.40 is: 3,853,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547,419.40 : 15,821,129.10 = 2,569,243.40 : x
  2. Step 2: Convert to fraction form
    10,547,419.40/15,821,129.10 = 2,569,243.40/x
  3. Step 3: Cross multiply
    10,547,419.40x = 15,821,129.10 × 2,569,243.40
  4. Step 4: Simplify right side
    10,547,419.40x = 40,648,331,520,722.94
  5. Step 5: Solve for x
    x = 40,648,331,520,722.94/10,547,419.40
  6. Step 6: Final answer
    x = 3,853,865.10

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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.