Home / 9,356,219.36-12,911,622-5,063,867.36

Finding the Fourth Proportional to 9,356,219.36, 12,911,622 and 5,063,867.36

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Solution

The fourth proportional to 9,356,219.36, 12,911,622 and 5,063,867.36 is: 6,988,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,219.36 : 12,911,622 = 5,063,867.36 : x
  2. Step 2: Convert to fraction form
    9,356,219.36/12,911,622 = 5,063,867.36/x
  3. Step 3: Cross multiply
    9,356,219.36x = 12,911,622 × 5,063,867.36
  4. Step 4: Simplify right side
    9,356,219.36x = 65,382,741,210,457.92
  5. Step 5: Solve for x
    x = 65,382,741,210,457.92/9,356,219.36
  6. Step 6: Final answer
    x = 6,988,158.22

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1.5x scale

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.