Home / 15,578,360.82-23,346,653.61-12,124,271.28

Finding the Fourth Proportional to 15,578,360.82, 23,346,653.61 and 12,124,271.28

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Solution

The fourth proportional to 15,578,360.82, 23,346,653.61 and 12,124,271.28 is: 18,170,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,360.82 : 23,346,653.61 = 12,124,271.28 : x
  2. Step 2: Convert to fraction form
    15,578,360.82/23,346,653.61 = 12,124,271.28/x
  3. Step 3: Cross multiply
    15,578,360.82x = 23,346,653.61 × 12,124,271.28
  4. Step 4: Simplify right side
    15,578,360.82x = 283,061,161,847,831.31
  5. Step 5: Solve for x
    x = 283,061,161,847,831.31/15,578,360.82
  6. Step 6: Final answer
    x = 18,170,150.58

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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.