Home / 13,642,642.20-20,466,806.40-4,547,565.30

Finding the Fourth Proportional to 13,642,642.20, 20,466,806.40 and 4,547,565.30

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Solution

The fourth proportional to 13,642,642.20, 20,466,806.40 and 4,547,565.30 is: 6,822,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,642,642.20 : 20,466,806.40 = 4,547,565.30 : x
  2. Step 2: Convert to fraction form
    13,642,642.20/20,466,806.40 = 4,547,565.30/x
  3. Step 3: Cross multiply
    13,642,642.20x = 20,466,806.40 × 4,547,565.30
  4. Step 4: Simplify right side
    13,642,642.20x = 93,074,138,586,457.91
  5. Step 5: Solve for x
    x = 93,074,138,586,457.91/13,642,642.20
  6. Step 6: Final answer
    x = 6,822,295.65

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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.