Home / 13,708,541.80-18,918,540.66-7,596,839.08

Finding the Fourth Proportional to 13,708,541.80, 18,918,540.66 and 7,596,839.08

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Solution

The fourth proportional to 13,708,541.80, 18,918,540.66 and 7,596,839.08 is: 10,484,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708,541.80 : 18,918,540.66 = 7,596,839.08 : x
  2. Step 2: Convert to fraction form
    13,708,541.80/18,918,540.66 = 7,596,839.08/x
  3. Step 3: Cross multiply
    13,708,541.80x = 18,918,540.66 × 7,596,839.08
  4. Step 4: Simplify right side
    13,708,541.80x = 143,721,109,022,457
  5. Step 5: Solve for x
    x = 143,721,109,022,457/13,708,541.80
  6. Step 6: Final answer
    x = 10,484,055.21

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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.