Home / 7,347,785.40-11,021,678.10-2,230,205.40

Finding the Fourth Proportional to 7,347,785.40, 11,021,678.10 and 2,230,205.40

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Solution

The fourth proportional to 7,347,785.40, 11,021,678.10 and 2,230,205.40 is: 3,345,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,785.40 : 11,021,678.10 = 2,230,205.40 : x
  2. Step 2: Convert to fraction form
    7,347,785.40/11,021,678.10 = 2,230,205.40/x
  3. Step 3: Cross multiply
    7,347,785.40x = 11,021,678.10 × 2,230,205.40
  4. Step 4: Simplify right side
    7,347,785.40x = 24,580,606,015,681.74
  5. Step 5: Solve for x
    x = 24,580,606,015,681.74/7,347,785.40
  6. Step 6: Final answer
    x = 3,345,308.10

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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.