Home / 39,650,756.42-59,488,309.38-18,927,639.05

Finding the Fourth Proportional to 39,650,756.42, 59,488,309.38 and 18,927,639.05

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Solution

The fourth proportional to 39,650,756.42, 59,488,309.38 and 18,927,639.05 is: 28,397,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650,756.42 : 59,488,309.38 = 18,927,639.05 : x
  2. Step 2: Convert to fraction form
    39,650,756.42/59,488,309.38 = 18,927,639.05/x
  3. Step 3: Cross multiply
    39,650,756.42x = 59,488,309.38 × 18,927,639.05
  4. Step 4: Simplify right side
    39,650,756.42x = 1,125,973,247,341,928
  5. Step 5: Solve for x
    x = 1,125,973,247,341,928/39,650,756.42
  6. Step 6: Final answer
    x = 28,397,270.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.