Home / 26,820,664.20-37,011,422.61-15,217,977.96

Finding the Fourth Proportional to 26,820,664.20, 37,011,422.61 and 15,217,977.96

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Solution

The fourth proportional to 26,820,664.20, 37,011,422.61 and 15,217,977.96 is: 21,000,188.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,664.20 : 37,011,422.61 = 15,217,977.96 : x
  2. Step 2: Convert to fraction form
    26,820,664.20/37,011,422.61 = 15,217,977.96/x
  3. Step 3: Cross multiply
    26,820,664.20x = 37,011,422.61 × 15,217,977.96
  4. Step 4: Simplify right side
    26,820,664.20x = 563,239,013,547,225.75
  5. Step 5: Solve for x
    x = 563,239,013,547,225.75/26,820,664.20
  6. Step 6: Final answer
    x = 21,000,188.86

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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.