Home / 19,166,437.20-28,749,655.80-9,583,294.80

Finding the Fourth Proportional to 19,166,437.20, 28,749,655.80 and 9,583,294.80

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Solution

The fourth proportional to 19,166,437.20, 28,749,655.80 and 9,583,294.80 is: 14,374,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,437.20 : 28,749,655.80 = 9,583,294.80 : x
  2. Step 2: Convert to fraction form
    19,166,437.20/28,749,655.80 = 9,583,294.80/x
  3. Step 3: Cross multiply
    19,166,437.20x = 28,749,655.80 × 9,583,294.80
  4. Step 4: Simplify right side
    19,166,437.20x = 275,516,426,929,929.88
  5. Step 5: Solve for x
    x = 275,516,426,929,929.88/19,166,437.20
  6. Step 6: Final answer
    x = 14,374,942.20

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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.