Home / 18,643,565.40-27,918,108.90-14,864,429.40

Finding the Fourth Proportional to 18,643,565.40, 27,918,108.90 and 14,864,429.40

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Solution

The fourth proportional to 18,643,565.40, 27,918,108.90 and 14,864,429.40 is: 22,258,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,643,565.40 : 27,918,108.90 = 14,864,429.40 : x
  2. Step 2: Convert to fraction form
    18,643,565.40/27,918,108.90 = 14,864,429.40/x
  3. Step 3: Cross multiply
    18,643,565.40x = 27,918,108.90 × 14,864,429.40
  4. Step 4: Simplify right side
    18,643,565.40x = 414,986,758,725,561.62
  5. Step 5: Solve for x
    x = 414,986,758,725,561.62/18,643,565.40
  6. Step 6: Final answer
    x = 22,258,980.50

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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.