Home / 16,870,258.64-23,280,914.88-9,135,300.48

Finding the Fourth Proportional to 16,870,258.64, 23,280,914.88 and 9,135,300.48

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Solution

The fourth proportional to 16,870,258.64, 23,280,914.88 and 9,135,300.48 is: 12,606,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870,258.64 : 23,280,914.88 = 9,135,300.48 : x
  2. Step 2: Convert to fraction form
    16,870,258.64/23,280,914.88 = 9,135,300.48/x
  3. Step 3: Cross multiply
    16,870,258.64x = 23,280,914.88 × 9,135,300.48
  4. Step 4: Simplify right side
    16,870,258.64x = 212,678,152,878,103.16
  5. Step 5: Solve for x
    x = 212,678,152,878,103.16/16,870,258.64
  6. Step 6: Final answer
    x = 12,606,691.90

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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.