Home / 10,139,207.06-15,210,717.38-4,074,419.59

Finding the Fourth Proportional to 10,139,207.06, 15,210,717.38 and 4,074,419.59

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Solution

The fourth proportional to 10,139,207.06, 15,210,717.38 and 4,074,419.59 is: 6,112,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,139,207.06 : 15,210,717.38 = 4,074,419.59 : x
  2. Step 2: Convert to fraction form
    10,139,207.06/15,210,717.38 = 4,074,419.59/x
  3. Step 3: Cross multiply
    10,139,207.06x = 15,210,717.38 × 4,074,419.59
  4. Step 4: Simplify right side
    10,139,207.06x = 61,974,844,936,384.55
  5. Step 5: Solve for x
    x = 61,974,844,936,384.55/10,139,207.06
  6. Step 6: Final answer
    x = 6,112,395.63

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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.