Home / 7,418,089.64-10,237,065.98-4,838,289.86

Finding the Fourth Proportional to 7,418,089.64, 10,237,065.98 and 4,838,289.86

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Solution

The fourth proportional to 7,418,089.64, 10,237,065.98 and 4,838,289.86 is: 6,676,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,089.64 : 10,237,065.98 = 4,838,289.86 : x
  2. Step 2: Convert to fraction form
    7,418,089.64/10,237,065.98 = 4,838,289.86/x
  3. Step 3: Cross multiply
    7,418,089.64x = 10,237,065.98 × 4,838,289.86
  4. Step 4: Simplify right side
    7,418,089.64x = 49,529,892,451,808.19
  5. Step 5: Solve for x
    x = 49,529,892,451,808.19/7,418,089.64
  6. Step 6: Final answer
    x = 6,676,906.71

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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.