Home / 10,422,728.94-15,637,254.03-5,030,374.26

Finding the Fourth Proportional to 10,422,728.94, 15,637,254.03 and 5,030,374.26

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Solution

The fourth proportional to 10,422,728.94, 15,637,254.03 and 5,030,374.26 is: 7,547,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,728.94 : 15,637,254.03 = 5,030,374.26 : x
  2. Step 2: Convert to fraction form
    10,422,728.94/15,637,254.03 = 5,030,374.26/x
  3. Step 3: Cross multiply
    10,422,728.94x = 15,637,254.03 × 5,030,374.26
  4. Step 4: Simplify right side
    10,422,728.94x = 78,661,240,169,593.27
  5. Step 5: Solve for x
    x = 78,661,240,169,593.27/10,422,728.94
  6. Step 6: Final answer
    x = 7,547,086.82

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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.