Home / 51,077,678.76-70,488,685.31-27,874,300.32

Finding the Fourth Proportional to 51,077,678.76, 70,488,685.31 and 27,874,300.32

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Solution

The fourth proportional to 51,077,678.76, 70,488,685.31 and 27,874,300.32 is: 38,467,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,077,678.76 : 70,488,685.31 = 27,874,300.32 : x
  2. Step 2: Convert to fraction form
    51,077,678.76/70,488,685.31 = 27,874,300.32/x
  3. Step 3: Cross multiply
    51,077,678.76x = 70,488,685.31 × 27,874,300.32
  4. Step 4: Simplify right side
    51,077,678.76x = 1,964,822,783,353,541
  5. Step 5: Solve for x
    x = 1,964,822,783,353,541/51,077,678.76
  6. Step 6: Final answer
    x = 38,467,346.81

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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.