Home / 10,371,002.40-15,556,503.60-8,575,912.80

Finding the Fourth Proportional to 10,371,002.40, 15,556,503.60 and 8,575,912.80

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Solution

The fourth proportional to 10,371,002.40, 15,556,503.60 and 8,575,912.80 is: 12,863,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,002.40 : 15,556,503.60 = 8,575,912.80 : x
  2. Step 2: Convert to fraction form
    10,371,002.40/15,556,503.60 = 8,575,912.80/x
  3. Step 3: Cross multiply
    10,371,002.40x = 15,556,503.60 × 8,575,912.80
  4. Step 4: Simplify right side
    10,371,002.40x = 133,411,218,346,486.09
  5. Step 5: Solve for x
    x = 133,411,218,346,486.09/10,371,002.40
  6. Step 6: Final answer
    x = 12,863,869.20

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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.