Home / 51,638,919.66-77,445,471.33-15,240,085.74

Finding the Fourth Proportional to 51,638,919.66, 77,445,471.33 and 15,240,085.74

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Solution

The fourth proportional to 51,638,919.66, 77,445,471.33 and 15,240,085.74 is: 22,856,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,638,919.66 : 77,445,471.33 = 15,240,085.74 : x
  2. Step 2: Convert to fraction form
    51,638,919.66/77,445,471.33 = 15,240,085.74/x
  3. Step 3: Cross multiply
    51,638,919.66x = 77,445,471.33 × 15,240,085.74
  4. Step 4: Simplify right side
    51,638,919.66x = 1,180,275,623,243,911.75
  5. Step 5: Solve for x
    x = 1,180,275,623,243,911.75/51,638,919.66
  6. Step 6: Final answer
    x = 22,856,319.05

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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.