Home / 52,492,341.80-78,738,512.70-49,516,272.20

Finding the Fourth Proportional to 52,492,341.80, 78,738,512.70 and 49,516,272.20

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Solution

The fourth proportional to 52,492,341.80, 78,738,512.70 and 49,516,272.20 is: 74,274,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,492,341.80 : 78,738,512.70 = 49,516,272.20 : x
  2. Step 2: Convert to fraction form
    52,492,341.80/78,738,512.70 = 49,516,272.20/x
  3. Step 3: Cross multiply
    52,492,341.80x = 78,738,512.70 × 49,516,272.20
  4. Step 4: Simplify right side
    52,492,341.80x = 3,898,837,627,476,357.50
  5. Step 5: Solve for x
    x = 3,898,837,627,476,357.50/52,492,341.80
  6. Step 6: Final answer
    x = 74,274,408.30

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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.