Home / 18,065,732.40-27,077,603.40-7,277,698.80

Finding the Fourth Proportional to 18,065,732.40, 27,077,603.40 and 7,277,698.80

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Solution

The fourth proportional to 18,065,732.40, 27,077,603.40 and 7,277,698.80 is: 10,908,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,732.40 : 27,077,603.40 = 7,277,698.80 : x
  2. Step 2: Convert to fraction form
    18,065,732.40/27,077,603.40 = 7,277,698.80/x
  3. Step 3: Cross multiply
    18,065,732.40x = 27,077,603.40 × 7,277,698.80
  4. Step 4: Simplify right side
    18,065,732.40x = 197,062,641,771,055.91
  5. Step 5: Solve for x
    x = 197,062,641,771,055.91/18,065,732.40
  6. Step 6: Final answer
    x = 10,908,090.38

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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.