Home / 19,166,437.20-28,735,475.40-9,057,248.40

Finding the Fourth Proportional to 19,166,437.20, 28,735,475.40 and 9,057,248.40

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Solution

The fourth proportional to 19,166,437.20, 28,735,475.40 and 9,057,248.40 is: 13,579,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,437.20 : 28,735,475.40 = 9,057,248.40 : x
  2. Step 2: Convert to fraction form
    19,166,437.20/28,735,475.40 = 9,057,248.40/x
  3. Step 3: Cross multiply
    19,166,437.20x = 28,735,475.40 × 9,057,248.40
  4. Step 4: Simplify right side
    19,166,437.20x = 260,264,338,589,889.34
  5. Step 5: Solve for x
    x = 260,264,338,589,889.34/19,166,437.20
  6. Step 6: Final answer
    x = 13,579,171.54

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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.