Home / 10,153,906.70-14,012,309.48-5,507,680.14

Finding the Fourth Proportional to 10,153,906.70, 14,012,309.48 and 5,507,680.14

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Solution

The fourth proportional to 10,153,906.70, 14,012,309.48 and 5,507,680.14 is: 7,600,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,906.70 : 14,012,309.48 = 5,507,680.14 : x
  2. Step 2: Convert to fraction form
    10,153,906.70/14,012,309.48 = 5,507,680.14/x
  3. Step 3: Cross multiply
    10,153,906.70x = 14,012,309.48 × 5,507,680.14
  4. Step 4: Simplify right side
    10,153,906.70x = 77,175,318,610,991.31
  5. Step 5: Solve for x
    x = 77,175,318,610,991.31/10,153,906.70
  6. Step 6: Final answer
    x = 7,600,554.24

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1.5x scale

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.