Home / 13,659,094.16-18,849,543.72-7,547,469.20

Finding the Fourth Proportional to 13,659,094.16, 18,849,543.72 and 7,547,469.20

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Solution

The fourth proportional to 13,659,094.16, 18,849,543.72 and 7,547,469.20 is: 10,415,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,094.16 : 18,849,543.72 = 7,547,469.20 : x
  2. Step 2: Convert to fraction form
    13,659,094.16/18,849,543.72 = 7,547,469.20/x
  3. Step 3: Cross multiply
    13,659,094.16x = 18,849,543.72 × 7,547,469.20
  4. Step 4: Simplify right side
    13,659,094.16x = 142,266,350,660,753.41
  5. Step 5: Solve for x
    x = 142,266,350,660,753.41/13,659,094.16
  6. Step 6: Final answer
    x = 10,415,504.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.