Home / 91,126,038.64-136,721,018.26-26,433,725.71

Finding the Fourth Proportional to 91,126,038.64, 136,721,018.26 and 26,433,725.71

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Solution

The fourth proportional to 91,126,038.64, 136,721,018.26 and 26,433,725.71 is: 39,659,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,126,038.64 : 136,721,018.26 = 26,433,725.71 : x
  2. Step 2: Convert to fraction form
    91,126,038.64/136,721,018.26 = 26,433,725.71/x
  3. Step 3: Cross multiply
    91,126,038.64x = 136,721,018.26 × 26,433,725.71
  4. Step 4: Simplify right side
    91,126,038.64x = 3,614,045,895,275,638.50
  5. Step 5: Solve for x
    x = 3,614,045,895,275,638.50/91,126,038.64
  6. Step 6: Final answer
    x = 39,659,859.57

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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.