Home / 19,272,583.56-28,883,188.35-10,172,541.90

Finding the Fourth Proportional to 19,272,583.56, 28,883,188.35 and 10,172,541.90

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Solution

The fourth proportional to 19,272,583.56, 28,883,188.35 and 10,172,541.90 is: 15,245,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272,583.56 : 28,883,188.35 = 10,172,541.90 : x
  2. Step 2: Convert to fraction form
    19,272,583.56/28,883,188.35 = 10,172,541.90/x
  3. Step 3: Cross multiply
    19,272,583.56x = 28,883,188.35 × 10,172,541.90
  4. Step 4: Simplify right side
    19,272,583.56x = 293,815,443,695,966.88
  5. Step 5: Solve for x
    x = 293,815,443,695,966.88/19,272,583.56
  6. Step 6: Final answer
    x = 15,245,254.63

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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.