Home / 48,639,643.80-67,122,210.78-26,909,767.32

Finding the Fourth Proportional to 48,639,643.80, 67,122,210.78 and 26,909,767.32

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Solution

The fourth proportional to 48,639,643.80, 67,122,210.78 and 26,909,767.32 is: 37,135,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639,643.80 : 67,122,210.78 = 26,909,767.32 : x
  2. Step 2: Convert to fraction form
    48,639,643.80/67,122,210.78 = 26,909,767.32/x
  3. Step 3: Cross multiply
    48,639,643.80x = 67,122,210.78 × 26,909,767.32
  4. Step 4: Simplify right side
    48,639,643.80x = 1,806,243,074,093,795.75
  5. Step 5: Solve for x
    x = 1,806,243,074,093,795.75/48,639,643.80
  6. Step 6: Final answer
    x = 37,135,203.57

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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.