Home / 8,870,086.40-13,280,246.40-8,621,254.40

Finding the Fourth Proportional to 8,870,086.40, 13,280,246.40 and 8,621,254.40

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Solution

The fourth proportional to 8,870,086.40, 13,280,246.40 and 8,621,254.40 is: 12,907,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,086.40 : 13,280,246.40 = 8,621,254.40 : x
  2. Step 2: Convert to fraction form
    8,870,086.40/13,280,246.40 = 8,621,254.40/x
  3. Step 3: Cross multiply
    8,870,086.40x = 13,280,246.40 × 8,621,254.40
  4. Step 4: Simplify right side
    8,870,086.40x = 114,492,382,709,084.17
  5. Step 5: Solve for x
    x = 114,492,382,709,084.17/8,870,086.40
  6. Step 6: Final answer
    x = 12,907,696.45

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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.