Home / 13,659,093.16-18,849,542.34-7,547,468.20

Finding the Fourth Proportional to 13,659,093.16, 18,849,542.34 and 7,547,468.20

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Solution

The fourth proportional to 13,659,093.16, 18,849,542.34 and 7,547,468.20 is: 10,415,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,093.16 : 18,849,542.34 = 7,547,468.20 : x
  2. Step 2: Convert to fraction form
    13,659,093.16/18,849,542.34 = 7,547,468.20/x
  3. Step 3: Cross multiply
    13,659,093.16x = 18,849,542.34 × 7,547,468.20
  4. Step 4: Simplify right side
    13,659,093.16x = 142,266,321,395,703.59
  5. Step 5: Solve for x
    x = 142,266,321,395,703.59/13,659,093.16
  6. Step 6: Final answer
    x = 10,415,502.68

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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.