Home / 7,358,002.19-10,143,519.60-5,175,772.28

Finding the Fourth Proportional to 7,358,002.19, 10,143,519.60 and 5,175,772.28

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Solution

The fourth proportional to 7,358,002.19, 10,143,519.60 and 5,175,772.28 is: 7,135,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358,002.19 : 10,143,519.60 = 5,175,772.28 : x
  2. Step 2: Convert to fraction form
    7,358,002.19/10,143,519.60 = 5,175,772.28/x
  3. Step 3: Cross multiply
    7,358,002.19x = 10,143,519.60 × 5,175,772.28
  4. Step 4: Simplify right side
    7,358,002.19x = 52,500,547,567,316.69
  5. Step 5: Solve for x
    x = 52,500,547,567,316.69/7,358,002.19
  6. Step 6: Final answer
    x = 7,135,163.35

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1.5x scale

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.