Home / 15,527,066.50-21,427,436.73-9,004,563.14

Finding the Fourth Proportional to 15,527,066.50, 21,427,436.73 and 9,004,563.14

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Solution

The fourth proportional to 15,527,066.50, 21,427,436.73 and 9,004,563.14 is: 12,426,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,066.50 : 21,427,436.73 = 9,004,563.14 : x
  2. Step 2: Convert to fraction form
    15,527,066.50/21,427,436.73 = 9,004,563.14/x
  3. Step 3: Cross multiply
    15,527,066.50x = 21,427,436.73 × 9,004,563.14
  4. Step 4: Simplify right side
    15,527,066.50x = 192,944,706,963,640.16
  5. Step 5: Solve for x
    x = 192,944,706,963,640.16/15,527,066.50
  6. Step 6: Final answer
    x = 12,426,346.40

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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.