Home / 25,272,001.80-37,908,002.70-21,020,473.80

Finding the Fourth Proportional to 25,272,001.80, 37,908,002.70 and 21,020,473.80

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Solution

The fourth proportional to 25,272,001.80, 37,908,002.70 and 21,020,473.80 is: 31,530,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272,001.80 : 37,908,002.70 = 21,020,473.80 : x
  2. Step 2: Convert to fraction form
    25,272,001.80/37,908,002.70 = 21,020,473.80/x
  3. Step 3: Cross multiply
    25,272,001.80x = 37,908,002.70 × 21,020,473.80
  4. Step 4: Simplify right side
    25,272,001.80x = 796,844,177,565,679.38
  5. Step 5: Solve for x
    x = 796,844,177,565,679.38/25,272,001.80
  6. Step 6: Final answer
    x = 31,530,710.70

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1.5x scale

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.