Home / 27,192,078.40-40,788,117.60-20,473,614.40

Finding the Fourth Proportional to 27,192,078.40, 40,788,117.60 and 20,473,614.40

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Solution

The fourth proportional to 27,192,078.40, 40,788,117.60 and 20,473,614.40 is: 30,710,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192,078.40 : 40,788,117.60 = 20,473,614.40 : x
  2. Step 2: Convert to fraction form
    27,192,078.40/40,788,117.60 = 20,473,614.40/x
  3. Step 3: Cross multiply
    27,192,078.40x = 40,788,117.60 × 20,473,614.40
  4. Step 4: Simplify right side
    27,192,078.40x = 835,080,191,844,253.38
  5. Step 5: Solve for x
    x = 835,080,191,844,253.38/27,192,078.40
  6. Step 6: Final answer
    x = 30,710,421.60

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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.