Home / 7,013,278.80-10,519,140.60-5,748,901.20

Finding the Fourth Proportional to 7,013,278.80, 10,519,140.60 and 5,748,901.20

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Solution

The fourth proportional to 7,013,278.80, 10,519,140.60 and 5,748,901.20 is: 8,622,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,278.80 : 10,519,140.60 = 5,748,901.20 : x
  2. Step 2: Convert to fraction form
    7,013,278.80/10,519,140.60 = 5,748,901.20/x
  3. Step 3: Cross multiply
    7,013,278.80x = 10,519,140.60 × 5,748,901.20
  4. Step 4: Simplify right side
    7,013,278.80x = 60,473,500,018,308.72
  5. Step 5: Solve for x
    x = 60,473,500,018,308.72/7,013,278.80
  6. Step 6: Final answer
    x = 8,622,714.39

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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.