Home / 65,287,871.84-90,097,260.17-35,918,574.35

Finding the Fourth Proportional to 65,287,871.84, 90,097,260.17 and 35,918,574.35

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Solution

The fourth proportional to 65,287,871.84, 90,097,260.17 and 35,918,574.35 is: 49,567,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,287,871.84 : 90,097,260.17 = 35,918,574.35 : x
  2. Step 2: Convert to fraction form
    65,287,871.84/90,097,260.17 = 35,918,574.35/x
  3. Step 3: Cross multiply
    65,287,871.84x = 90,097,260.17 × 35,918,574.35
  4. Step 4: Simplify right side
    65,287,871.84x = 3,236,165,138,147,439
  5. Step 5: Solve for x
    x = 3,236,165,138,147,439/65,287,871.84
  6. Step 6: Final answer
    x = 49,567,630.97

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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.