Home / 19,254,084.62-28,880,904.27-4,681,086.66

Finding the Fourth Proportional to 19,254,084.62, 28,880,904.27 and 4,681,086.66

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Solution

The fourth proportional to 19,254,084.62, 28,880,904.27 and 4,681,086.66 is: 7,021,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,084.62 : 28,880,904.27 = 4,681,086.66 : x
  2. Step 2: Convert to fraction form
    19,254,084.62/28,880,904.27 = 4,681,086.66/x
  3. Step 3: Cross multiply
    19,254,084.62x = 28,880,904.27 × 4,681,086.66
  4. Step 4: Simplify right side
    19,254,084.62x = 135,194,015,724,588.11
  5. Step 5: Solve for x
    x = 135,194,015,724,588.11/19,254,084.62
  6. Step 6: Final answer
    x = 7,021,575.86

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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.