Home / 13,510,451.64-18,644,482.86-7,398,922.68

Finding the Fourth Proportional to 13,510,451.64, 18,644,482.86 and 7,398,922.68

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Solution

The fourth proportional to 13,510,451.64, 18,644,482.86 and 7,398,922.68 is: 10,210,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510,451.64 : 18,644,482.86 = 7,398,922.68 : x
  2. Step 2: Convert to fraction form
    13,510,451.64/18,644,482.86 = 7,398,922.68/x
  3. Step 3: Cross multiply
    13,510,451.64x = 18,644,482.86 × 7,398,922.68
  4. Step 4: Simplify right side
    13,510,451.64x = 137,949,087,089,725.25
  5. Step 5: Solve for x
    x = 137,949,087,089,725.25/13,510,451.64
  6. Step 6: Final answer
    x = 10,210,545.94

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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.