Home / 7,486,145.40-11,208,222.90-7,276,193.40

Finding the Fourth Proportional to 7,486,145.40, 11,208,222.90 and 7,276,193.40

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Solution

The fourth proportional to 7,486,145.40, 11,208,222.90 and 7,276,193.40 is: 10,893,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,145.40 : 11,208,222.90 = 7,276,193.40 : x
  2. Step 2: Convert to fraction form
    7,486,145.40/11,208,222.90 = 7,276,193.40/x
  3. Step 3: Cross multiply
    7,486,145.40x = 11,208,222.90 × 7,276,193.40
  4. Step 4: Simplify right side
    7,486,145.40x = 81,553,197,490,708.86
  5. Step 5: Solve for x
    x = 81,553,197,490,708.86/7,486,145.40
  6. Step 6: Final answer
    x = 10,893,883.72

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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.