Home / 10,071,139.23-13,898,174.13-5,487,460.62

Finding the Fourth Proportional to 10,071,139.23, 13,898,174.13 and 5,487,460.62

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Solution

The fourth proportional to 10,071,139.23, 13,898,174.13 and 5,487,460.62 is: 7,572,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,139.23 : 13,898,174.13 = 5,487,460.62 : x
  2. Step 2: Convert to fraction form
    10,071,139.23/13,898,174.13 = 5,487,460.62/x
  3. Step 3: Cross multiply
    10,071,139.23x = 13,898,174.13 × 5,487,460.62
  4. Step 4: Simplify right side
    10,071,139.23x = 76,265,683,228,277.77
  5. Step 5: Solve for x
    x = 76,265,683,228,277.77/10,071,139.23
  6. Step 6: Final answer
    x = 7,572,696.74

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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.