Home / 28,556,384.65-42,838,644.19-8,862,213.01

Finding the Fourth Proportional to 28,556,384.65, 42,838,644.19 and 8,862,213.01

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Solution

The fourth proportional to 28,556,384.65, 42,838,644.19 and 8,862,213.01 is: 13,294,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,384.65 : 42,838,644.19 = 8,862,213.01 : x
  2. Step 2: Convert to fraction form
    28,556,384.65/42,838,644.19 = 8,862,213.01/x
  3. Step 3: Cross multiply
    28,556,384.65x = 42,838,644.19 × 8,862,213.01
  4. Step 4: Simplify right side
    28,556,384.65x = 379,645,189,612,874.69
  5. Step 5: Solve for x
    x = 379,645,189,612,874.69/28,556,384.65
  6. Step 6: Final answer
    x = 13,294,581.73

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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.