Home / 13,659,092.16-18,849,540.96-7,547,467.20

Finding the Fourth Proportional to 13,659,092.16, 18,849,540.96 and 7,547,467.20

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Solution

The fourth proportional to 13,659,092.16, 18,849,540.96 and 7,547,467.20 is: 10,415,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,092.16 : 18,849,540.96 = 7,547,467.20 : x
  2. Step 2: Convert to fraction form
    13,659,092.16/18,849,540.96 = 7,547,467.20/x
  3. Step 3: Cross multiply
    13,659,092.16x = 18,849,540.96 × 7,547,467.20
  4. Step 4: Simplify right side
    13,659,092.16x = 142,266,292,130,656.53
  5. Step 5: Solve for x
    x = 142,266,292,130,656.53/13,659,092.16
  6. Step 6: Final answer
    x = 10,415,501.30

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1.5x scale

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.