Home / 10,071,141.24-13,898,176.90-5,487,462.60

Finding the Fourth Proportional to 10,071,141.24, 13,898,176.90 and 5,487,462.60

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Solution

The fourth proportional to 10,071,141.24, 13,898,176.90 and 5,487,462.60 is: 7,572,699.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,141.24 : 13,898,176.90 = 5,487,462.60 : x
  2. Step 2: Convert to fraction form
    10,071,141.24/13,898,176.90 = 5,487,462.60/x
  3. Step 3: Cross multiply
    10,071,141.24x = 13,898,176.90 × 5,487,462.60
  4. Step 4: Simplify right side
    10,071,141.24x = 76,265,725,946,933.94
  5. Step 5: Solve for x
    x = 76,265,725,946,933.94/10,071,141.24
  6. Step 6: Final answer
    x = 7,572,699.47

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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.