Home / 13,582,814.36-18,747,968.87-8,005,931.96

Finding the Fourth Proportional to 13,582,814.36, 18,747,968.87 and 8,005,931.96

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Solution

The fourth proportional to 13,582,814.36, 18,747,968.87 and 8,005,931.96 is: 11,050,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,814.36 : 18,747,968.87 = 8,005,931.96 : x
  2. Step 2: Convert to fraction form
    13,582,814.36/18,747,968.87 = 8,005,931.96/x
  3. Step 3: Cross multiply
    13,582,814.36x = 18,747,968.87 × 8,005,931.96
  4. Step 4: Simplify right side
    13,582,814.36x = 150,094,963,087,693.06
  5. Step 5: Solve for x
    x = 150,094,963,087,693.06/13,582,814.36
  6. Step 6: Final answer
    x = 11,050,358.13

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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.