Home / 10,369,820.20-15,554,730.30-9,706,268.20

Finding the Fourth Proportional to 10,369,820.20, 15,554,730.30 and 9,706,268.20

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Solution

The fourth proportional to 10,369,820.20, 15,554,730.30 and 9,706,268.20 is: 14,559,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,820.20 : 15,554,730.30 = 9,706,268.20 : x
  2. Step 2: Convert to fraction form
    10,369,820.20/15,554,730.30 = 9,706,268.20/x
  3. Step 3: Cross multiply
    10,369,820.20x = 15,554,730.30 × 9,706,268.20
  4. Step 4: Simplify right side
    10,369,820.20x = 150,978,384,070,466.47
  5. Step 5: Solve for x
    x = 150,978,384,070,466.47/10,369,820.20
  6. Step 6: Final answer
    x = 14,559,402.30

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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.