Home / 7,196,888.72-9,939,143.40-6,225,355.28

Finding the Fourth Proportional to 7,196,888.72, 9,939,143.40 and 6,225,355.28

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Solution

The fourth proportional to 7,196,888.72, 9,939,143.40 and 6,225,355.28 is: 8,597,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,888.72 : 9,939,143.40 = 6,225,355.28 : x
  2. Step 2: Convert to fraction form
    7,196,888.72/9,939,143.40 = 6,225,355.28/x
  3. Step 3: Cross multiply
    7,196,888.72x = 9,939,143.40 × 6,225,355.28
  4. Step 4: Simplify right side
    7,196,888.72x = 61,874,698,843,867.16
  5. Step 5: Solve for x
    x = 61,874,698,843,867.16/7,196,888.72
  6. Step 6: Final answer
    x = 8,597,423.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.