Home / 25,274,275.48-34,869,138.68-18,674,774.71

Finding the Fourth Proportional to 25,274,275.48, 34,869,138.68 and 18,674,774.71

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Solution

The fourth proportional to 25,274,275.48, 34,869,138.68 and 18,674,774.71 is: 25,764,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,274,275.48 : 34,869,138.68 = 18,674,774.71 : x
  2. Step 2: Convert to fraction form
    25,274,275.48/34,869,138.68 = 18,674,774.71/x
  3. Step 3: Cross multiply
    25,274,275.48x = 34,869,138.68 × 18,674,774.71
  4. Step 4: Simplify right side
    25,274,275.48x = 651,173,309,180,746.75
  5. Step 5: Solve for x
    x = 651,173,309,180,746.75/25,274,275.48
  6. Step 6: Final answer
    x = 25,764,272.04

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1.5x scale

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.