Home / 7,239,729.96-10,859,585.40-1,848,381.30

Finding the Fourth Proportional to 7,239,729.96, 10,859,585.40 and 1,848,381.30

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Solution

The fourth proportional to 7,239,729.96, 10,859,585.40 and 1,848,381.30 is: 2,772,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,729.96 : 10,859,585.40 = 1,848,381.30 : x
  2. Step 2: Convert to fraction form
    7,239,729.96/10,859,585.40 = 1,848,381.30/x
  3. Step 3: Cross multiply
    7,239,729.96x = 10,859,585.40 × 1,848,381.30
  4. Step 4: Simplify right side
    7,239,729.96x = 20,072,654,579,113.02
  5. Step 5: Solve for x
    x = 20,072,654,579,113.02/7,239,729.96
  6. Step 6: Final answer
    x = 2,772,569.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.