Home / 10,042,128.28-15,062,339.22-3,975,210.46

Finding the Fourth Proportional to 10,042,128.28, 15,062,339.22 and 3,975,210.46

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Solution

The fourth proportional to 10,042,128.28, 15,062,339.22 and 3,975,210.46 is: 5,962,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042,128.28 : 15,062,339.22 = 3,975,210.46 : x
  2. Step 2: Convert to fraction form
    10,042,128.28/15,062,339.22 = 3,975,210.46/x
  3. Step 3: Cross multiply
    10,042,128.28x = 15,062,339.22 × 3,975,210.46
  4. Step 4: Simplify right side
    10,042,128.28x = 59,875,968,419,412.24
  5. Step 5: Solve for x
    x = 59,875,968,419,412.24/10,042,128.28
  6. Step 6: Final answer
    x = 5,962,477.95

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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.