Home / 12,547,358.10-18,821,037.15-4,028,555.70

Finding the Fourth Proportional to 12,547,358.10, 18,821,037.15 and 4,028,555.70

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Solution

The fourth proportional to 12,547,358.10, 18,821,037.15 and 4,028,555.70 is: 6,042,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,358.10 : 18,821,037.15 = 4,028,555.70 : x
  2. Step 2: Convert to fraction form
    12,547,358.10/18,821,037.15 = 4,028,555.70/x
  3. Step 3: Cross multiply
    12,547,358.10x = 18,821,037.15 × 4,028,555.70
  4. Step 4: Simplify right side
    12,547,358.10x = 75,821,596,490,544.25
  5. Step 5: Solve for x
    x = 75,821,596,490,544.25/12,547,358.10
  6. Step 6: Final answer
    x = 6,042,833.55

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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.