Home / 15,679,181.80-23,506,331.10-8,587,469.80

Finding the Fourth Proportional to 15,679,181.80, 23,506,331.10 and 8,587,469.80

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Solution

The fourth proportional to 15,679,181.80, 23,506,331.10 and 8,587,469.80 is: 12,874,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679,181.80 : 23,506,331.10 = 8,587,469.80 : x
  2. Step 2: Convert to fraction form
    15,679,181.80/23,506,331.10 = 8,587,469.80/x
  3. Step 3: Cross multiply
    15,679,181.80x = 23,506,331.10 × 8,587,469.80
  4. Step 4: Simplify right side
    15,679,181.80x = 201,859,908,430,050.81
  5. Step 5: Solve for x
    x = 201,859,908,430,050.81/15,679,181.80
  6. Step 6: Final answer
    x = 12,874,390.45

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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.