Home / 7,629,040.14-10,528,031.31-4,191,207.18

Finding the Fourth Proportional to 7,629,040.14, 10,528,031.31 and 4,191,207.18

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Solution

The fourth proportional to 7,629,040.14, 10,528,031.31 and 4,191,207.18 is: 5,783,841.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629,040.14 : 10,528,031.31 = 4,191,207.18 : x
  2. Step 2: Convert to fraction form
    7,629,040.14/10,528,031.31 = 4,191,207.18/x
  3. Step 3: Cross multiply
    7,629,040.14x = 10,528,031.31 × 4,191,207.18
  4. Step 4: Simplify right side
    7,629,040.14x = 44,125,160,417,736.81
  5. Step 5: Solve for x
    x = 44,125,160,417,736.81/7,629,040.14
  6. Step 6: Final answer
    x = 5,783,841.69

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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.