Home / 13,431,164.40-20,103,881.40-10,596,812.40

Finding the Fourth Proportional to 13,431,164.40, 20,103,881.40 and 10,596,812.40

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Solution

The fourth proportional to 13,431,164.40, 20,103,881.40 and 10,596,812.40 is: 15,861,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,164.40 : 20,103,881.40 = 10,596,812.40 : x
  2. Step 2: Convert to fraction form
    13,431,164.40/20,103,881.40 = 10,596,812.40/x
  3. Step 3: Cross multiply
    13,431,164.40x = 20,103,881.40 × 10,596,812.40
  4. Step 4: Simplify right side
    13,431,164.40x = 213,037,059,707,649.34
  5. Step 5: Solve for x
    x = 213,037,059,707,649.34/13,431,164.40
  6. Step 6: Final answer
    x = 15,861,399.16

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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.