Home / 29,071,387.34-40,120,301.63-16,018,642.84

Finding the Fourth Proportional to 29,071,387.34, 40,120,301.63 and 16,018,642.84

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Solution

The fourth proportional to 29,071,387.34, 40,120,301.63 and 16,018,642.84 is: 22,106,711.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,387.34 : 40,120,301.63 = 16,018,642.84 : x
  2. Step 2: Convert to fraction form
    29,071,387.34/40,120,301.63 = 16,018,642.84/x
  3. Step 3: Cross multiply
    29,071,387.34x = 40,120,301.63 × 16,018,642.84
  4. Step 4: Simplify right side
    29,071,387.34x = 642,672,782,444,039.88
  5. Step 5: Solve for x
    x = 642,672,782,444,039.88/29,071,387.34
  6. Step 6: Final answer
    x = 22,106,711.83

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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.