Home / 64,645,263.18-89,212,347.14-35,278,487.28

Finding the Fourth Proportional to 64,645,263.18, 89,212,347.14 and 35,278,487.28

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Solution

The fourth proportional to 64,645,263.18, 89,212,347.14 and 35,278,487.28 is: 48,685,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,263.18 : 89,212,347.14 = 35,278,487.28 : x
  2. Step 2: Convert to fraction form
    64,645,263.18/89,212,347.14 = 35,278,487.28/x
  3. Step 3: Cross multiply
    64,645,263.18x = 89,212,347.14 × 35,278,487.28
  4. Step 4: Simplify right side
    64,645,263.18x = 3,147,276,653,621,042
  5. Step 5: Solve for x
    x = 3,147,276,653,621,042/64,645,263.18
  6. Step 6: Final answer
    x = 48,685,340.56

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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.