Home / 9,180,344.95-12,668,980.94-5,260,022.16

Finding the Fourth Proportional to 9,180,344.95, 12,668,980.94 and 5,260,022.16

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Solution

The fourth proportional to 9,180,344.95, 12,668,980.94 and 5,260,022.16 is: 7,258,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,344.95 : 12,668,980.94 = 5,260,022.16 : x
  2. Step 2: Convert to fraction form
    9,180,344.95/12,668,980.94 = 5,260,022.16/x
  3. Step 3: Cross multiply
    9,180,344.95x = 12,668,980.94 × 5,260,022.16
  4. Step 4: Simplify right side
    9,180,344.95x = 66,639,120,489,017.63
  5. Step 5: Solve for x
    x = 66,639,120,489,017.63/9,180,344.95
  6. Step 6: Final answer
    x = 7,258,890.69

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1.5x scale

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.