Home / 52,130,506.12-78,208,401.46-15,736,723.90

Finding the Fourth Proportional to 52,130,506.12, 78,208,401.46 and 15,736,723.90

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Solution

The fourth proportional to 52,130,506.12, 78,208,401.46 and 15,736,723.90 is: 23,608,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130,506.12 : 78,208,401.46 = 15,736,723.90 : x
  2. Step 2: Convert to fraction form
    52,130,506.12/78,208,401.46 = 15,736,723.90/x
  3. Step 3: Cross multiply
    52,130,506.12x = 78,208,401.46 × 15,736,723.90
  4. Step 4: Simplify right side
    52,130,506.12x = 1,230,744,020,436,376.75
  5. Step 5: Solve for x
    x = 1,230,744,020,436,376.75/52,130,506.12
  6. Step 6: Final answer
    x = 23,608,902.20

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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.