Home / 21,409,920.70-32,114,881.05-14,952,912.55

Finding the Fourth Proportional to 21,409,920.70, 32,114,881.05 and 14,952,912.55

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Solution

The fourth proportional to 21,409,920.70, 32,114,881.05 and 14,952,912.55 is: 22,429,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409,920.70 : 32,114,881.05 = 14,952,912.55 : x
  2. Step 2: Convert to fraction form
    21,409,920.70/32,114,881.05 = 14,952,912.55/x
  3. Step 3: Cross multiply
    21,409,920.70x = 32,114,881.05 × 14,952,912.55
  4. Step 4: Simplify right side
    21,409,920.70x = 480,211,007,894,302.19
  5. Step 5: Solve for x
    x = 480,211,007,894,302.19/21,409,920.70
  6. Step 6: Final answer
    x = 22,429,368.83

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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.