Home / 17,156,586.60-23,696,769.78-13,683,980.52

Finding the Fourth Proportional to 17,156,586.60, 23,696,769.78 and 13,683,980.52

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Solution

The fourth proportional to 17,156,586.60, 23,696,769.78 and 13,683,980.52 is: 18,900,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156,586.60 : 23,696,769.78 = 13,683,980.52 : x
  2. Step 2: Convert to fraction form
    17,156,586.60/23,696,769.78 = 13,683,980.52/x
  3. Step 3: Cross multiply
    17,156,586.60x = 23,696,769.78 × 13,683,980.52
  4. Step 4: Simplify right side
    17,156,586.60x = 324,266,136,056,444.69
  5. Step 5: Solve for x
    x = 324,266,136,056,444.69/17,156,586.60
  6. Step 6: Final answer
    x = 18,900,387.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.