Home / 11,827,190.70-17,712,792.45-8,020,061.10

Finding the Fourth Proportional to 11,827,190.70, 17,712,792.45 and 8,020,061.10

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Solution

The fourth proportional to 11,827,190.70, 17,712,792.45 and 8,020,061.10 is: 12,011,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827,190.70 : 17,712,792.45 = 8,020,061.10 : x
  2. Step 2: Convert to fraction form
    11,827,190.70/17,712,792.45 = 8,020,061.10/x
  3. Step 3: Cross multiply
    11,827,190.70x = 17,712,792.45 × 8,020,061.10
  4. Step 4: Simplify right side
    11,827,190.70x = 142,057,677,700,618.69
  5. Step 5: Solve for x
    x = 142,057,677,700,618.69/11,827,190.70
  6. Step 6: Final answer
    x = 12,011,109.09

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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.