Home / 21,225,979.76-44,899,280.86

Finding the Third Proportional to 21,225,979.76 and 44,899,280.86

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Solution

The third proportional to 21,225,979.76 and 44,899,280.86 is: 94,975,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,225,979.76 : 44,899,280.86 = 44,899,280.86 : x
  2. Step 2: Convert to fraction form
    21,225,979.76/44,899,280.86 = 44,899,280.86/x
  3. Step 3: Cross multiply
    21,225,979.76x = 44,899,280.86 × 44,899,280.86
  4. Step 4: Simplify right side
    21,225,979.76x = 2,015,945,421,689,038.25
  5. Step 5: Solve for x
    x = 2,015,945,421,689,038.25/21,225,979.76
  6. Step 6: Final answer
    x = 94,975,376.62

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.