Home / 12,041,783.78-16,617,670.30-6,535,157.18

Finding the Fourth Proportional to 12,041,783.78, 16,617,670.30 and 6,535,157.18

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Solution

The fourth proportional to 12,041,783.78, 16,617,670.30 and 6,535,157.18 is: 9,018,521.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041,783.78 : 16,617,670.30 = 6,535,157.18 : x
  2. Step 2: Convert to fraction form
    12,041,783.78/16,617,670.30 = 6,535,157.18/x
  3. Step 3: Cross multiply
    12,041,783.78x = 16,617,670.30 × 6,535,157.18
  4. Step 4: Simplify right side
    12,041,783.78x = 108,599,087,375,917.75
  5. Step 5: Solve for x
    x = 108,599,087,375,917.75/12,041,783.78
  6. Step 6: Final answer
    x = 9,018,521.62

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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.