Home / 13,593,838.25-18,759,574.80-7,398,870.20

Finding the Fourth Proportional to 13,593,838.25, 18,759,574.80 and 7,398,870.20

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Solution

The fourth proportional to 13,593,838.25, 18,759,574.80 and 7,398,870.20 is: 10,210,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,838.25 : 18,759,574.80 = 7,398,870.20 : x
  2. Step 2: Convert to fraction form
    13,593,838.25/18,759,574.80 = 7,398,870.20/x
  3. Step 3: Cross multiply
    13,593,838.25x = 18,759,574.80 × 7,398,870.20
  4. Step 4: Simplify right side
    13,593,838.25x = 138,799,658,858,593.09
  5. Step 5: Solve for x
    x = 138,799,658,858,593.09/13,593,838.25
  6. Step 6: Final answer
    x = 10,210,483.33

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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.