Home / 54,808,275.91-75,635,418.54-30,029,402.68

Finding the Fourth Proportional to 54,808,275.91, 75,635,418.54 and 30,029,402.68

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Solution

The fourth proportional to 54,808,275.91, 75,635,418.54 and 30,029,402.68 is: 41,440,574.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,808,275.91 : 75,635,418.54 = 30,029,402.68 : x
  2. Step 2: Convert to fraction form
    54,808,275.91/75,635,418.54 = 30,029,402.68/x
  3. Step 3: Cross multiply
    54,808,275.91x = 75,635,418.54 × 30,029,402.68
  4. Step 4: Simplify right side
    54,808,275.91x = 2,271,286,440,207,998
  5. Step 5: Solve for x
    x = 2,271,286,440,207,998/54,808,275.91
  6. Step 6: Final answer
    x = 41,440,574.48

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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.