Home / 7,148,533.59-9,865,076.37-3,885,347.34

Finding the Fourth Proportional to 7,148,533.59, 9,865,076.37 and 3,885,347.34

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Solution

The fourth proportional to 7,148,533.59, 9,865,076.37 and 3,885,347.34 is: 5,361,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,533.59 : 9,865,076.37 = 3,885,347.34 : x
  2. Step 2: Convert to fraction form
    7,148,533.59/9,865,076.37 = 3,885,347.34/x
  3. Step 3: Cross multiply
    7,148,533.59x = 9,865,076.37 × 3,885,347.34
  4. Step 4: Simplify right side
    7,148,533.59x = 38,329,248,233,076.35
  5. Step 5: Solve for x
    x = 38,329,248,233,076.35/7,148,533.59
  6. Step 6: Final answer
    x = 5,361,833.69

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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.