Home / 17,005,221.10-25,507,831.65-13,976,007.40

Finding the Fourth Proportional to 17,005,221.10, 25,507,831.65 and 13,976,007.40

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Solution

The fourth proportional to 17,005,221.10, 25,507,831.65 and 13,976,007.40 is: 20,964,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005,221.10 : 25,507,831.65 = 13,976,007.40 : x
  2. Step 2: Convert to fraction form
    17,005,221.10/25,507,831.65 = 13,976,007.40/x
  3. Step 3: Cross multiply
    17,005,221.10x = 25,507,831.65 × 13,976,007.40
  4. Step 4: Simplify right side
    17,005,221.10x = 356,497,643,898,354.19
  5. Step 5: Solve for x
    x = 356,497,643,898,354.19/17,005,221.10
  6. Step 6: Final answer
    x = 20,964,011.10

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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.