Home / 12,292,706.60-18,453,056.70-7,246,860.20

Finding the Fourth Proportional to 12,292,706.60, 18,453,056.70 and 7,246,860.20

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Solution

The fourth proportional to 12,292,706.60, 18,453,056.70 and 7,246,860.20 is: 10,878,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,706.60 : 18,453,056.70 = 7,246,860.20 : x
  2. Step 2: Convert to fraction form
    12,292,706.60/18,453,056.70 = 7,246,860.20/x
  3. Step 3: Cross multiply
    12,292,706.60x = 18,453,056.70 × 7,246,860.20
  4. Step 4: Simplify right side
    12,292,706.60x = 133,726,722,167,573.34
  5. Step 5: Solve for x
    x = 133,726,722,167,573.34/12,292,706.60
  6. Step 6: Final answer
    x = 10,878,541.77

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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.