Home / 11,254,641.12-16,864,258.32-8,702,091.36

Finding the Fourth Proportional to 11,254,641.12, 16,864,258.32 and 8,702,091.36

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Solution

The fourth proportional to 11,254,641.12, 16,864,258.32 and 8,702,091.36 is: 13,039,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254,641.12 : 16,864,258.32 = 8,702,091.36 : x
  2. Step 2: Convert to fraction form
    11,254,641.12/16,864,258.32 = 8,702,091.36/x
  3. Step 3: Cross multiply
    11,254,641.12x = 16,864,258.32 × 8,702,091.36
  4. Step 4: Simplify right side
    11,254,641.12x = 146,754,316,619,280.09
  5. Step 5: Solve for x
    x = 146,754,316,619,280.09/11,254,641.12
  6. Step 6: Final answer
    x = 13,039,448.80

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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.