Home / 8,996,993.38-12,415,542.06-5,130,758.89

Finding the Fourth Proportional to 8,996,993.38, 12,415,542.06 and 5,130,758.89

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Solution

The fourth proportional to 8,996,993.38, 12,415,542.06 and 5,130,758.89 is: 7,080,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996,993.38 : 12,415,542.06 = 5,130,758.89 : x
  2. Step 2: Convert to fraction form
    8,996,993.38/12,415,542.06 = 5,130,758.89/x
  3. Step 3: Cross multiply
    8,996,993.38x = 12,415,542.06 × 5,130,758.89
  4. Step 4: Simplify right side
    8,996,993.38x = 63,701,152,798,513.91
  5. Step 5: Solve for x
    x = 63,701,152,798,513.91/8,996,993.38
  6. Step 6: Final answer
    x = 7,080,271.16

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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.