Home / 10,368,078.55-15,552,117.83-5,319,899.35

Finding the Fourth Proportional to 10,368,078.55, 15,552,117.83 and 5,319,899.35

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Solution

The fourth proportional to 10,368,078.55, 15,552,117.83 and 5,319,899.35 is: 7,979,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,078.55 : 15,552,117.83 = 5,319,899.35 : x
  2. Step 2: Convert to fraction form
    10,368,078.55/15,552,117.83 = 5,319,899.35/x
  3. Step 3: Cross multiply
    10,368,078.55x = 15,552,117.83 × 5,319,899.35
  4. Step 4: Simplify right side
    10,368,078.55x = 82,735,701,534,940.41
  5. Step 5: Solve for x
    x = 82,735,701,534,940.41/10,368,078.55
  6. Step 6: Final answer
    x = 7,979,849.03

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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.