Home / 21,806,233.20-32,709,349.80-7,445,516.40

Finding the Fourth Proportional to 21,806,233.20, 32,709,349.80 and 7,445,516.40

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Solution

The fourth proportional to 21,806,233.20, 32,709,349.80 and 7,445,516.40 is: 11,168,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,233.20 : 32,709,349.80 = 7,445,516.40 : x
  2. Step 2: Convert to fraction form
    21,806,233.20/32,709,349.80 = 7,445,516.40/x
  3. Step 3: Cross multiply
    21,806,233.20x = 32,709,349.80 × 7,445,516.40
  4. Step 4: Simplify right side
    21,806,233.20x = 243,538,000,369,236.75
  5. Step 5: Solve for x
    x = 243,538,000,369,236.75/21,806,233.20
  6. Step 6: Final answer
    x = 11,168,274.60

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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.