Home / 17,431,330.40-26,174,989.20-13,176,303.20

Finding the Fourth Proportional to 17,431,330.40, 26,174,989.20 and 13,176,303.20

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Solution

The fourth proportional to 17,431,330.40, 26,174,989.20 and 13,176,303.20 is: 19,785,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431,330.40 : 26,174,989.20 = 13,176,303.20 : x
  2. Step 2: Convert to fraction form
    17,431,330.40/26,174,989.20 = 13,176,303.20/x
  3. Step 3: Cross multiply
    17,431,330.40x = 26,174,989.20 × 13,176,303.20
  4. Step 4: Simplify right side
    17,431,330.40x = 344,889,593,955,925.44
  5. Step 5: Solve for x
    x = 344,889,593,955,925.44/17,431,330.40
  6. Step 6: Final answer
    x = 19,785,615.10

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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.