Home / 34,578,042.43-47,717,847.34-18,897,388.51

Finding the Fourth Proportional to 34,578,042.43, 47,717,847.34 and 18,897,388.51

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Solution

The fourth proportional to 34,578,042.43, 47,717,847.34 and 18,897,388.51 is: 26,078,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,578,042.43 : 47,717,847.34 = 18,897,388.51 : x
  2. Step 2: Convert to fraction form
    34,578,042.43/47,717,847.34 = 18,897,388.51/x
  3. Step 3: Cross multiply
    34,578,042.43x = 47,717,847.34 × 18,897,388.51
  4. Step 4: Simplify right side
    34,578,042.43x = 901,742,700,044,850.25
  5. Step 5: Solve for x
    x = 901,742,700,044,850.25/34,578,042.43
  6. Step 6: Final answer
    x = 26,078,477.46

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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.