Home / 15,164,579.70-22,746,869.55-8,432,993.70

Finding the Fourth Proportional to 15,164,579.70, 22,746,869.55 and 8,432,993.70

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Solution

The fourth proportional to 15,164,579.70, 22,746,869.55 and 8,432,993.70 is: 12,649,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164,579.70 : 22,746,869.55 = 8,432,993.70 : x
  2. Step 2: Convert to fraction form
    15,164,579.70/22,746,869.55 = 8,432,993.70/x
  3. Step 3: Cross multiply
    15,164,579.70x = 22,746,869.55 × 8,432,993.70
  4. Step 4: Simplify right side
    15,164,579.70x = 191,824,207,609,871.81
  5. Step 5: Solve for x
    x = 191,824,207,609,871.81/15,164,579.70
  6. Step 6: Final answer
    x = 12,649,490.55

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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.