Home / 28,510,084.43-39,344,746.30-16,119,911.69

Finding the Fourth Proportional to 28,510,084.43, 39,344,746.30 and 16,119,911.69

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Solution

The fourth proportional to 28,510,084.43, 39,344,746.30 and 16,119,911.69 is: 22,245,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,084.43 : 39,344,746.30 = 16,119,911.69 : x
  2. Step 2: Convert to fraction form
    28,510,084.43/39,344,746.30 = 16,119,911.69/x
  3. Step 3: Cross multiply
    28,510,084.43x = 39,344,746.30 × 16,119,911.69
  4. Step 4: Simplify right side
    28,510,084.43x = 634,233,835,584,430.75
  5. Step 5: Solve for x
    x = 634,233,835,584,430.75/28,510,084.43
  6. Step 6: Final answer
    x = 22,245,947.30

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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.