Home / 10,365,318.51-15,527,161.61-5,162,254.14

Finding the Fourth Proportional to 10,365,318.51, 15,527,161.61 and 5,162,254.14

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Solution

The fourth proportional to 10,365,318.51, 15,527,161.61 and 5,162,254.14 is: 7,733,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,318.51 : 15,527,161.61 = 5,162,254.14 : x
  2. Step 2: Convert to fraction form
    10,365,318.51/15,527,161.61 = 5,162,254.14/x
  3. Step 3: Cross multiply
    10,365,318.51x = 15,527,161.61 × 5,162,254.14
  4. Step 4: Simplify right side
    10,365,318.51x = 80,155,154,303,671.56
  5. Step 5: Solve for x
    x = 80,155,154,303,671.56/10,365,318.51
  6. Step 6: Final answer
    x = 7,733,014.11

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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.