Home / 38,061,242.04-52,525,017.90-20,657,795.88

Finding the Fourth Proportional to 38,061,242.04, 52,525,017.90 and 20,657,795.88

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Solution

The fourth proportional to 38,061,242.04, 52,525,017.90 and 20,657,795.88 is: 28,508,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,242.04 : 52,525,017.90 = 20,657,795.88 : x
  2. Step 2: Convert to fraction form
    38,061,242.04/52,525,017.90 = 20,657,795.88/x
  3. Step 3: Cross multiply
    38,061,242.04x = 52,525,017.90 × 20,657,795.88
  4. Step 4: Simplify right side
    38,061,242.04x = 1,085,051,098,371,546.12
  5. Step 5: Solve for x
    x = 1,085,051,098,371,546.12/38,061,242.04
  6. Step 6: Final answer
    x = 28,508,031.80

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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.