Home / 19,334,145.60-28,968,040.80-12,599,092.80

Finding the Fourth Proportional to 19,334,145.60, 28,968,040.80 and 12,599,092.80

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Solution

The fourth proportional to 19,334,145.60, 28,968,040.80 and 12,599,092.80 is: 18,877,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334,145.60 : 28,968,040.80 = 12,599,092.80 : x
  2. Step 2: Convert to fraction form
    19,334,145.60/28,968,040.80 = 12,599,092.80/x
  3. Step 3: Cross multiply
    19,334,145.60x = 28,968,040.80 × 12,599,092.80
  4. Step 4: Simplify right side
    19,334,145.60x = 364,971,034,273,386.25
  5. Step 5: Solve for x
    x = 364,971,034,273,386.25/19,334,145.60
  6. Step 6: Final answer
    x = 18,877,019.02

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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.