Home / 31,521,168.15-47,281,752.23-11,073,975.68

Finding the Fourth Proportional to 31,521,168.15, 47,281,752.23 and 11,073,975.68

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Solution

The fourth proportional to 31,521,168.15, 47,281,752.23 and 11,073,975.68 is: 16,610,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521,168.15 : 47,281,752.23 = 11,073,975.68 : x
  2. Step 2: Convert to fraction form
    31,521,168.15/47,281,752.23 = 11,073,975.68/x
  3. Step 3: Cross multiply
    31,521,168.15x = 47,281,752.23 × 11,073,975.68
  4. Step 4: Simplify right side
    31,521,168.15x = 523,596,974,011,027.19
  5. Step 5: Solve for x
    x = 523,596,974,011,027.19/31,521,168.15
  6. Step 6: Final answer
    x = 16,610,963.51

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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.