Home / 13,093,113.02-18,069,056.55-7,291,894.73

Finding the Fourth Proportional to 13,093,113.02, 18,069,056.55 and 7,291,894.73

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Solution

The fourth proportional to 13,093,113.02, 18,069,056.55 and 7,291,894.73 is: 10,063,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093,113.02 : 18,069,056.55 = 7,291,894.73 : x
  2. Step 2: Convert to fraction form
    13,093,113.02/18,069,056.55 = 7,291,894.73/x
  3. Step 3: Cross multiply
    13,093,113.02x = 18,069,056.55 × 7,291,894.73
  4. Step 4: Simplify right side
    13,093,113.02x = 131,757,658,142,671.70
  5. Step 5: Solve for x
    x = 131,757,658,142,671.70/13,093,113.02
  6. Step 6: Final answer
    x = 10,063,126.93

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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.