Home / 65,168,859.24-89,930,116.62-39,077,774.28

Finding the Fourth Proportional to 65,168,859.24, 89,930,116.62 and 39,077,774.28

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Solution

The fourth proportional to 65,168,859.24, 89,930,116.62 and 39,077,774.28 is: 53,925,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,168,859.24 : 89,930,116.62 = 39,077,774.28 : x
  2. Step 2: Convert to fraction form
    65,168,859.24/89,930,116.62 = 39,077,774.28/x
  3. Step 3: Cross multiply
    65,168,859.24x = 89,930,116.62 × 39,077,774.28
  4. Step 4: Simplify right side
    65,168,859.24x = 3,514,268,798,250,437
  5. Step 5: Solve for x
    x = 3,514,268,798,250,437/65,168,859.24
  6. Step 6: Final answer
    x = 53,925,584.08

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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.