Home / 7,046,628.47-9,724,181.90-4,146,207.20

Finding the Fourth Proportional to 7,046,628.47, 9,724,181.90 and 4,146,207.20

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Solution

The fourth proportional to 7,046,628.47, 9,724,181.90 and 4,146,207.20 is: 5,721,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,046,628.47 : 9,724,181.90 = 4,146,207.20 : x
  2. Step 2: Convert to fraction form
    7,046,628.47/9,724,181.90 = 4,146,207.20/x
  3. Step 3: Cross multiply
    7,046,628.47x = 9,724,181.90 × 4,146,207.20
  4. Step 4: Simplify right side
    7,046,628.47x = 40,318,472,975,003.41
  5. Step 5: Solve for x
    x = 40,318,472,975,003.41/7,046,628.47
  6. Step 6: Final answer
    x = 5,721,668.62

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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.