Home / 20,185,066.19-30,277,314.16-9,396,332.75

Finding the Fourth Proportional to 20,185,066.19, 30,277,314.16 and 9,396,332.75

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Solution

The fourth proportional to 20,185,066.19, 30,277,314.16 and 9,396,332.75 is: 14,094,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,066.19 : 30,277,314.16 = 9,396,332.75 : x
  2. Step 2: Convert to fraction form
    20,185,066.19/30,277,314.16 = 9,396,332.75/x
  3. Step 3: Cross multiply
    20,185,066.19x = 30,277,314.16 × 9,396,332.75
  4. Step 4: Simplify right side
    20,185,066.19x = 284,495,718,623,646.75
  5. Step 5: Solve for x
    x = 284,495,718,623,646.75/20,185,066.19
  6. Step 6: Final answer
    x = 14,094,366.40

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1.5x scale

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.