Home / 10,623,728.80-15,935,593.20-4,238,563.60

Finding the Fourth Proportional to 10,623,728.80, 15,935,593.20 and 4,238,563.60

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Solution

The fourth proportional to 10,623,728.80, 15,935,593.20 and 4,238,563.60 is: 6,357,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623,728.80 : 15,935,593.20 = 4,238,563.60 : x
  2. Step 2: Convert to fraction form
    10,623,728.80/15,935,593.20 = 4,238,563.60/x
  3. Step 3: Cross multiply
    10,623,728.80x = 15,935,593.20 × 4,238,563.60
  4. Step 4: Simplify right side
    10,623,728.80x = 67,544,025,281,927.51
  5. Step 5: Solve for x
    x = 67,544,025,281,927.51/10,623,728.80
  6. Step 6: Final answer
    x = 6,357,845.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.