Home / 21,925,700.57-30,250,510.67-12,756,571.85

Finding the Fourth Proportional to 21,925,700.57, 30,250,510.67 and 12,756,571.85

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Solution

The fourth proportional to 21,925,700.57, 30,250,510.67 and 12,756,571.85 is: 17,600,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925,700.57 : 30,250,510.67 = 12,756,571.85 : x
  2. Step 2: Convert to fraction form
    21,925,700.57/30,250,510.67 = 12,756,571.85/x
  3. Step 3: Cross multiply
    21,925,700.57x = 30,250,510.67 × 12,756,571.85
  4. Step 4: Simplify right side
    21,925,700.57x = 385,892,812,646,011.25
  5. Step 5: Solve for x
    x = 385,892,812,646,011.25/21,925,700.57
  6. Step 6: Final answer
    x = 17,600,022.02

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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.