Home / 51,281,723.70-76,922,585.55-15,379,931.70

Finding the Fourth Proportional to 51,281,723.70, 76,922,585.55 and 15,379,931.70

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Solution

The fourth proportional to 51,281,723.70, 76,922,585.55 and 15,379,931.70 is: 23,069,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281,723.70 : 76,922,585.55 = 15,379,931.70 : x
  2. Step 2: Convert to fraction form
    51,281,723.70/76,922,585.55 = 15,379,931.70/x
  3. Step 3: Cross multiply
    51,281,723.70x = 76,922,585.55 × 15,379,931.70
  4. Step 4: Simplify right side
    51,281,723.70x = 1,183,064,111,946,406.75
  5. Step 5: Solve for x
    x = 1,183,064,111,946,406.75/51,281,723.70
  6. Step 6: Final answer
    x = 23,069,897.55

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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.