Home / 9,214,985.43-12,719,209.01-5,348,752.16

Finding the Fourth Proportional to 9,214,985.43, 12,719,209.01 and 5,348,752.16

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Solution

The fourth proportional to 9,214,985.43, 12,719,209.01 and 5,348,752.16 is: 7,382,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,985.43 : 12,719,209.01 = 5,348,752.16 : x
  2. Step 2: Convert to fraction form
    9,214,985.43/12,719,209.01 = 5,348,752.16/x
  3. Step 3: Cross multiply
    9,214,985.43x = 12,719,209.01 × 5,348,752.16
  4. Step 4: Simplify right side
    9,214,985.43x = 68,031,896,575,389.16
  5. Step 5: Solve for x
    x = 68,031,896,575,389.16/9,214,985.43
  6. Step 6: Final answer
    x = 7,382,745.97

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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.