Home / 16,401,055.60-24,615,580.20-7,317,132.40

Finding the Fourth Proportional to 16,401,055.60, 24,615,580.20 and 7,317,132.40

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Solution

The fourth proportional to 16,401,055.60, 24,615,580.20 and 7,317,132.40 is: 10,981,943.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401,055.60 : 24,615,580.20 = 7,317,132.40 : x
  2. Step 2: Convert to fraction form
    16,401,055.60/24,615,580.20 = 7,317,132.40/x
  3. Step 3: Cross multiply
    16,401,055.60x = 24,615,580.20 × 7,317,132.40
  4. Step 4: Simplify right side
    16,401,055.60x = 180,115,459,426,218.47
  5. Step 5: Solve for x
    x = 180,115,459,426,218.47/16,401,055.60
  6. Step 6: Final answer
    x = 10,981,943.10

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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.