Home / 10,870,412.40-15,000,842.52-5,975,627.76

Finding the Fourth Proportional to 10,870,412.40, 15,000,842.52 and 5,975,627.76

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Solution

The fourth proportional to 10,870,412.40, 15,000,842.52 and 5,975,627.76 is: 8,246,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870,412.40 : 15,000,842.52 = 5,975,627.76 : x
  2. Step 2: Convert to fraction form
    10,870,412.40/15,000,842.52 = 5,975,627.76/x
  3. Step 3: Cross multiply
    10,870,412.40x = 15,000,842.52 × 5,975,627.76
  4. Step 4: Simplify right side
    10,870,412.40x = 89,639,450,985,900.34
  5. Step 5: Solve for x
    x = 89,639,450,985,900.34/10,870,412.40
  6. Step 6: Final answer
    x = 8,246,186.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.