Home / 19,973,484.91-27,582,445.61-18,885,343.87

Finding the Fourth Proportional to 19,973,484.91, 27,582,445.61 and 18,885,343.87

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Solution

The fourth proportional to 19,973,484.91, 27,582,445.61 and 18,885,343.87 is: 26,079,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,484.91 : 27,582,445.61 = 18,885,343.87 : x
  2. Step 2: Convert to fraction form
    19,973,484.91/27,582,445.61 = 18,885,343.87/x
  3. Step 3: Cross multiply
    19,973,484.91x = 27,582,445.61 × 18,885,343.87
  4. Step 4: Simplify right side
    19,973,484.91x = 520,903,970,120,421.94
  5. Step 5: Solve for x
    x = 520,903,970,120,421.94/19,973,484.91
  6. Step 6: Final answer
    x = 26,079,773.88

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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.