Home / 10,292,605.20-15,445,031.40-3,903,503.40

Finding the Fourth Proportional to 10,292,605.20, 15,445,031.40 and 3,903,503.40

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Solution

The fourth proportional to 10,292,605.20, 15,445,031.40 and 3,903,503.40 is: 5,857,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292,605.20 : 15,445,031.40 = 3,903,503.40 : x
  2. Step 2: Convert to fraction form
    10,292,605.20/15,445,031.40 = 3,903,503.40/x
  3. Step 3: Cross multiply
    10,292,605.20x = 15,445,031.40 × 3,903,503.40
  4. Step 4: Simplify right side
    10,292,605.20x = 60,289,732,583,006.76
  5. Step 5: Solve for x
    x = 60,289,732,583,006.76/10,292,605.20
  6. Step 6: Final answer
    x = 5,857,577.49

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1.5x scale

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.