Home / 7,115,759.15-9,819,628.53-3,852,547.39

Finding the Fourth Proportional to 7,115,759.15, 9,819,628.53 and 3,852,547.39

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Solution

The fourth proportional to 7,115,759.15, 9,819,628.53 and 3,852,547.39 is: 5,316,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,759.15 : 9,819,628.53 = 3,852,547.39 : x
  2. Step 2: Convert to fraction form
    7,115,759.15/9,819,628.53 = 3,852,547.39/x
  3. Step 3: Cross multiply
    7,115,759.15x = 9,819,628.53 × 3,852,547.39
  4. Step 4: Simplify right side
    7,115,759.15x = 37,830,584,214,922.89
  5. Step 5: Solve for x
    x = 37,830,584,214,922.89/7,115,759.15
  6. Step 6: Final answer
    x = 5,316,450.91

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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.