Home / 15,881,341.70-23,812,402.49-7,126,015.25

Finding the Fourth Proportional to 15,881,341.70, 23,812,402.49 and 7,126,015.25

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Solution

The fourth proportional to 15,881,341.70, 23,812,402.49 and 7,126,015.25 is: 10,684,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881,341.70 : 23,812,402.49 = 7,126,015.25 : x
  2. Step 2: Convert to fraction form
    15,881,341.70/23,812,402.49 = 7,126,015.25/x
  3. Step 3: Cross multiply
    15,881,341.70x = 23,812,402.49 × 7,126,015.25
  4. Step 4: Simplify right side
    15,881,341.70x = 169,687,543,128,185.88
  5. Step 5: Solve for x
    x = 169,687,543,128,185.88/15,881,341.70
  6. Step 6: Final answer
    x = 10,684,710.80

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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.