Home / 14,572,820.20-21,873,227.10-7,392,461.80

Finding the Fourth Proportional to 14,572,820.20, 21,873,227.10 and 7,392,461.80

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Solution

The fourth proportional to 14,572,820.20, 21,873,227.10 and 7,392,461.80 is: 11,095,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572,820.20 : 21,873,227.10 = 7,392,461.80 : x
  2. Step 2: Convert to fraction form
    14,572,820.20/21,873,227.10 = 7,392,461.80/x
  3. Step 3: Cross multiply
    14,572,820.20x = 21,873,227.10 × 7,392,461.80
  4. Step 4: Simplify right side
    14,572,820.20x = 161,696,995,779,474.78
  5. Step 5: Solve for x
    x = 161,696,995,779,474.78/14,572,820.20
  6. Step 6: Final answer
    x = 11,095,792.96

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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.