Home / 10,390,195.40-15,585,560.40-4,924,007.60

Finding the Fourth Proportional to 10,390,195.40, 15,585,560.40 and 4,924,007.60

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Solution

The fourth proportional to 10,390,195.40, 15,585,560.40 and 4,924,007.60 is: 7,386,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,195.40 : 15,585,560.40 = 4,924,007.60 : x
  2. Step 2: Convert to fraction form
    10,390,195.40/15,585,560.40 = 4,924,007.60/x
  3. Step 3: Cross multiply
    10,390,195.40x = 15,585,560.40 × 4,924,007.60
  4. Step 4: Simplify right side
    10,390,195.40x = 76,743,417,859,859.03
  5. Step 5: Solve for x
    x = 76,743,417,859,859.03/10,390,195.40
  6. Step 6: Final answer
    x = 7,386,138.08

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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.