Home / 52,208,182.80-78,312,274.20-38,771,254.80

Finding the Fourth Proportional to 52,208,182.80, 78,312,274.20 and 38,771,254.80

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Solution

The fourth proportional to 52,208,182.80, 78,312,274.20 and 38,771,254.80 is: 58,156,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208,182.80 : 78,312,274.20 = 38,771,254.80 : x
  2. Step 2: Convert to fraction form
    52,208,182.80/78,312,274.20 = 38,771,254.80/x
  3. Step 3: Cross multiply
    52,208,182.80x = 78,312,274.20 × 38,771,254.80
  4. Step 4: Simplify right side
    52,208,182.80x = 3,036,265,136,975,666
  5. Step 5: Solve for x
    x = 3,036,265,136,975,666/52,208,182.80
  6. Step 6: Final answer
    x = 58,156,882.20

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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.