Home / 25,925,962.60-38,864,060.70-20,165,501.80

Finding the Fourth Proportional to 25,925,962.60, 38,864,060.70 and 20,165,501.80

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Solution

The fourth proportional to 25,925,962.60, 38,864,060.70 and 20,165,501.80 is: 30,228,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925,962.60 : 38,864,060.70 = 20,165,501.80 : x
  2. Step 2: Convert to fraction form
    25,925,962.60/38,864,060.70 = 20,165,501.80/x
  3. Step 3: Cross multiply
    25,925,962.60x = 38,864,060.70 × 20,165,501.80
  4. Step 4: Simplify right side
    25,925,962.60x = 783,713,286,001,159.38
  5. Step 5: Solve for x
    x = 783,713,286,001,159.38/25,925,962.60
  6. Step 6: Final answer
    x = 30,228,898.27

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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.