Home / 8,899,533-13,341,382.56-3,218,494.32

Finding the Fourth Proportional to 8,899,533, 13,341,382.56 and 3,218,494.32

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Solution

The fourth proportional to 8,899,533, 13,341,382.56 and 3,218,494.32 is: 4,824,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,533 : 13,341,382.56 = 3,218,494.32 : x
  2. Step 2: Convert to fraction form
    8,899,533/13,341,382.56 = 3,218,494.32/x
  3. Step 3: Cross multiply
    8,899,533x = 13,341,382.56 × 3,218,494.32
  4. Step 4: Simplify right side
    8,899,533x = 42,939,163,990,307.06
  5. Step 5: Solve for x
    x = 42,939,163,990,307.06/8,899,533
  6. Step 6: Final answer
    x = 4,824,878.34

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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.