Home / 7,558,716.70-11,338,060.47-1,878,946.48

Finding the Fourth Proportional to 7,558,716.70, 11,338,060.47 and 1,878,946.48

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Solution

The fourth proportional to 7,558,716.70, 11,338,060.47 and 1,878,946.48 is: 2,818,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,716.70 : 11,338,060.47 = 1,878,946.48 : x
  2. Step 2: Convert to fraction form
    7,558,716.70/11,338,060.47 = 1,878,946.48/x
  3. Step 3: Cross multiply
    7,558,716.70x = 11,338,060.47 × 1,878,946.48
  4. Step 4: Simplify right side
    7,558,716.70x = 21,303,608,810,133.65
  5. Step 5: Solve for x
    x = 21,303,608,810,133.65/7,558,716.70
  6. Step 6: Final answer
    x = 2,818,416.10

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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.