Home / 53,014,341.80-79,521,512.70-39,409,452.20

Finding the Fourth Proportional to 53,014,341.80, 79,521,512.70 and 39,409,452.20

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Solution

The fourth proportional to 53,014,341.80, 79,521,512.70 and 39,409,452.20 is: 59,114,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014,341.80 : 79,521,512.70 = 39,409,452.20 : x
  2. Step 2: Convert to fraction form
    53,014,341.80/79,521,512.70 = 39,409,452.20/x
  3. Step 3: Cross multiply
    53,014,341.80x = 79,521,512.70 × 39,409,452.20
  4. Step 4: Simplify right side
    53,014,341.80x = 3,133,899,253,622,343.50
  5. Step 5: Solve for x
    x = 3,133,899,253,622,343.50/53,014,341.80
  6. Step 6: Final answer
    x = 59,114,178.30

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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.