Home / 19,973,475.55-27,582,432.59-18,885,334.47

Finding the Fourth Proportional to 19,973,475.55, 27,582,432.59 and 18,885,334.47

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Solution

The fourth proportional to 19,973,475.55, 27,582,432.59 and 18,885,334.47 is: 26,079,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,475.55 : 27,582,432.59 = 18,885,334.47 : x
  2. Step 2: Convert to fraction form
    19,973,475.55/27,582,432.59 = 18,885,334.47/x
  3. Step 3: Cross multiply
    19,973,475.55x = 27,582,432.59 × 18,885,334.47
  4. Step 4: Simplify right side
    19,973,475.55x = 520,903,464,970,181.69
  5. Step 5: Solve for x
    x = 520,903,464,970,181.69/19,973,475.55
  6. Step 6: Final answer
    x = 26,079,760.81

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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.