Home / 7,129,330.80-9,835,891.56-4,683,258.96

Finding the Fourth Proportional to 7,129,330.80, 9,835,891.56 and 4,683,258.96

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Solution

The fourth proportional to 7,129,330.80, 9,835,891.56 and 4,683,258.96 is: 6,461,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,330.80 : 9,835,891.56 = 4,683,258.96 : x
  2. Step 2: Convert to fraction form
    7,129,330.80/9,835,891.56 = 4,683,258.96/x
  3. Step 3: Cross multiply
    7,129,330.80x = 9,835,891.56 × 4,683,258.96
  4. Step 4: Simplify right side
    7,129,330.80x = 46,064,027,277,958.38
  5. Step 5: Solve for x
    x = 46,064,027,277,958.38/7,129,330.80
  6. Step 6: Final answer
    x = 6,461,199.31

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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.