Home / 7,660,428.35-10,571,386.16-4,175,773.79

Finding the Fourth Proportional to 7,660,428.35, 10,571,386.16 and 4,175,773.79

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Solution

The fourth proportional to 7,660,428.35, 10,571,386.16 and 4,175,773.79 is: 5,762,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660,428.35 : 10,571,386.16 = 4,175,773.79 : x
  2. Step 2: Convert to fraction form
    7,660,428.35/10,571,386.16 = 4,175,773.79/x
  3. Step 3: Cross multiply
    7,660,428.35x = 10,571,386.16 × 4,175,773.79
  4. Step 4: Simplify right side
    7,660,428.35x = 44,143,717,208,479.25
  5. Step 5: Solve for x
    x = 44,143,717,208,479.25/7,660,428.35
  6. Step 6: Final answer
    x = 5,762,565.12

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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.