Home / 7,145,706.14-10,712,533.80-3,099,146.21

Finding the Fourth Proportional to 7,145,706.14, 10,712,533.80 and 3,099,146.21

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Solution

The fourth proportional to 7,145,706.14, 10,712,533.80 and 3,099,146.21 is: 4,646,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,706.14 : 10,712,533.80 = 3,099,146.21 : x
  2. Step 2: Convert to fraction form
    7,145,706.14/10,712,533.80 = 3,099,146.21/x
  3. Step 3: Cross multiply
    7,145,706.14x = 10,712,533.80 × 3,099,146.21
  4. Step 4: Simplify right side
    7,145,706.14x = 33,199,708,584,256.04
  5. Step 5: Solve for x
    x = 33,199,708,584,256.04/7,145,706.14
  6. Step 6: Final answer
    x = 4,646,106.05

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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.