Home / 18,685,253.40-28,027,880.10-14,906,117.40

Finding the Fourth Proportional to 18,685,253.40, 28,027,880.10 and 14,906,117.40

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Solution

The fourth proportional to 18,685,253.40, 28,027,880.10 and 14,906,117.40 is: 22,359,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685,253.40 : 28,027,880.10 = 14,906,117.40 : x
  2. Step 2: Convert to fraction form
    18,685,253.40/28,027,880.10 = 14,906,117.40/x
  3. Step 3: Cross multiply
    18,685,253.40x = 28,027,880.10 × 14,906,117.40
  4. Step 4: Simplify right side
    18,685,253.40x = 417,786,871,243,723.75
  5. Step 5: Solve for x
    x = 417,786,871,243,723.75/18,685,253.40
  6. Step 6: Final answer
    x = 22,359,176.10

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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.