Home / 10,144,330.88-14,003,678.40-6,478,050.56

Finding the Fourth Proportional to 10,144,330.88, 14,003,678.40 and 6,478,050.56

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Solution

The fourth proportional to 10,144,330.88, 14,003,678.40 and 6,478,050.56 is: 8,942,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,330.88 : 14,003,678.40 = 6,478,050.56 : x
  2. Step 2: Convert to fraction form
    10,144,330.88/14,003,678.40 = 6,478,050.56/x
  3. Step 3: Cross multiply
    10,144,330.88x = 14,003,678.40 × 6,478,050.56
  4. Step 4: Simplify right side
    10,144,330.88x = 90,716,536,701,179.91
  5. Step 5: Solve for x
    x = 90,716,536,701,179.91/10,144,330.88
  6. Step 6: Final answer
    x = 8,942,584.56

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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.