Home / 10,217,165.81-15,308,405.17-6,165,139.01

Finding the Fourth Proportional to 10,217,165.81, 15,308,405.17 and 6,165,139.01

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Solution

The fourth proportional to 10,217,165.81, 15,308,405.17 and 6,165,139.01 is: 9,237,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217,165.81 : 15,308,405.17 = 6,165,139.01 : x
  2. Step 2: Convert to fraction form
    10,217,165.81/15,308,405.17 = 6,165,139.01/x
  3. Step 3: Cross multiply
    10,217,165.81x = 15,308,405.17 × 6,165,139.01
  4. Step 4: Simplify right side
    10,217,165.81x = 94,378,445,802,497.81
  5. Step 5: Solve for x
    x = 94,378,445,802,497.81/10,217,165.81
  6. Step 6: Final answer
    x = 9,237,243.24

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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.