Home / 25,679,180.89-35,433,485.20-15,615,545.94

Finding the Fourth Proportional to 25,679,180.89, 35,433,485.20 and 15,615,545.94

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Solution

The fourth proportional to 25,679,180.89, 35,433,485.20 and 15,615,545.94 is: 21,547,152.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,679,180.89 : 35,433,485.20 = 15,615,545.94 : x
  2. Step 2: Convert to fraction form
    25,679,180.89/35,433,485.20 = 15,615,545.94/x
  3. Step 3: Cross multiply
    25,679,180.89x = 35,433,485.20 × 15,615,545.94
  4. Step 4: Simplify right side
    25,679,180.89x = 553,313,215,777,742.75
  5. Step 5: Solve for x
    x = 553,313,215,777,742.75/25,679,180.89
  6. Step 6: Final answer
    x = 21,547,152.07

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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.