Home / 8,201,958.10-12,302,937.15-5,013,312.10

Finding the Fourth Proportional to 8,201,958.10, 12,302,937.15 and 5,013,312.10

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Solution

The fourth proportional to 8,201,958.10, 12,302,937.15 and 5,013,312.10 is: 7,519,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,958.10 : 12,302,937.15 = 5,013,312.10 : x
  2. Step 2: Convert to fraction form
    8,201,958.10/12,302,937.15 = 5,013,312.10/x
  3. Step 3: Cross multiply
    8,201,958.10x = 12,302,937.15 × 5,013,312.10
  4. Step 4: Simplify right side
    8,201,958.10x = 61,678,463,679,634.52
  5. Step 5: Solve for x
    x = 61,678,463,679,634.52/8,201,958.10
  6. Step 6: Final answer
    x = 7,519,968.15

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Similar ratio
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1.5x scale

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.