Home / 51,306,009.54-70,802,331.34-27,784,728.86

Finding the Fourth Proportional to 51,306,009.54, 70,802,331.34 and 27,784,728.86

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Solution

The fourth proportional to 51,306,009.54, 70,802,331.34 and 27,784,728.86 is: 38,342,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,306,009.54 : 70,802,331.34 = 27,784,728.86 : x
  2. Step 2: Convert to fraction form
    51,306,009.54/70,802,331.34 = 27,784,728.86/x
  3. Step 3: Cross multiply
    51,306,009.54x = 70,802,331.34 × 27,784,728.86
  4. Step 4: Simplify right side
    51,306,009.54x = 1,967,223,578,937,780.50
  5. Step 5: Solve for x
    x = 1,967,223,578,937,780.50/51,306,009.54
  6. Step 6: Final answer
    x = 38,342,946.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.