Home / 10,474,982.10-14,462,116.65-7,172,802.18

Finding the Fourth Proportional to 10,474,982.10, 14,462,116.65 and 7,172,802.18

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Solution

The fourth proportional to 10,474,982.10, 14,462,116.65 and 7,172,802.18 is: 9,903,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474,982.10 : 14,462,116.65 = 7,172,802.18 : x
  2. Step 2: Convert to fraction form
    10,474,982.10/14,462,116.65 = 7,172,802.18/x
  3. Step 3: Cross multiply
    10,474,982.10x = 14,462,116.65 × 7,172,802.18
  4. Step 4: Simplify right side
    10,474,982.10x = 103,733,901,834,534.30
  5. Step 5: Solve for x
    x = 103,733,901,834,534.30/10,474,982.10
  6. Step 6: Final answer
    x = 9,903,014.71

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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.