Home / 10,637,818.50-15,956,728.11-2,659,642.50

Finding the Fourth Proportional to 10,637,818.50, 15,956,728.11 and 2,659,642.50

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Solution

The fourth proportional to 10,637,818.50, 15,956,728.11 and 2,659,642.50 is: 3,989,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,818.50 : 15,956,728.11 = 2,659,642.50 : x
  2. Step 2: Convert to fraction form
    10,637,818.50/15,956,728.11 = 2,659,642.50/x
  3. Step 3: Cross multiply
    10,637,818.50x = 15,956,728.11 × 2,659,642.50
  4. Step 4: Simplify right side
    10,637,818.50x = 42,439,192,242,300.67
  5. Step 5: Solve for x
    x = 42,439,192,242,300.67/10,637,818.50
  6. Step 6: Final answer
    x = 3,989,463.84

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1.5x scale

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.