Home / 12,041,784.28-16,617,670.98-6,535,157.68

Finding the Fourth Proportional to 12,041,784.28, 16,617,670.98 and 6,535,157.68

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Solution

The fourth proportional to 12,041,784.28, 16,617,670.98 and 6,535,157.68 is: 9,018,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041,784.28 : 16,617,670.98 = 6,535,157.68 : x
  2. Step 2: Convert to fraction form
    12,041,784.28/16,617,670.98 = 6,535,157.68/x
  3. Step 3: Cross multiply
    12,041,784.28x = 16,617,670.98 × 6,535,157.68
  4. Step 4: Simplify right side
    12,041,784.28x = 108,599,100,128,660.12
  5. Step 5: Solve for x
    x = 108,599,100,128,660.12/12,041,784.28
  6. Step 6: Final answer
    x = 9,018,522.31

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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.