Home / 10,038,429.45-13,852,986.35-5,687,506.17

Finding the Fourth Proportional to 10,038,429.45, 13,852,986.35 and 5,687,506.17

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Solution

The fourth proportional to 10,038,429.45, 13,852,986.35 and 5,687,506.17 is: 7,848,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,429.45 : 13,852,986.35 = 5,687,506.17 : x
  2. Step 2: Convert to fraction form
    10,038,429.45/13,852,986.35 = 5,687,506.17/x
  3. Step 3: Cross multiply
    10,038,429.45x = 13,852,986.35 × 5,687,506.17
  4. Step 4: Simplify right side
    10,038,429.45x = 78,788,945,310,113.25
  5. Step 5: Solve for x
    x = 78,788,945,310,113.25/10,038,429.45
  6. Step 6: Final answer
    x = 7,848,732.28

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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.