Home / 12,934,723.40-19,402,085.10-12,304,867.40

Finding the Fourth Proportional to 12,934,723.40, 19,402,085.10 and 12,304,867.40

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Solution

The fourth proportional to 12,934,723.40, 19,402,085.10 and 12,304,867.40 is: 18,457,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,723.40 : 19,402,085.10 = 12,304,867.40 : x
  2. Step 2: Convert to fraction form
    12,934,723.40/19,402,085.10 = 12,304,867.40/x
  3. Step 3: Cross multiply
    12,934,723.40x = 19,402,085.10 × 12,304,867.40
  4. Step 4: Simplify right side
    12,934,723.40x = 238,740,084,439,015.75
  5. Step 5: Solve for x
    x = 238,740,084,439,015.75/12,934,723.40
  6. Step 6: Final answer
    x = 18,457,301.10

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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.