Home / 19,166,548.20-28,735,641.90-9,057,359.40

Finding the Fourth Proportional to 19,166,548.20, 28,735,641.90 and 9,057,359.40

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Solution

The fourth proportional to 19,166,548.20, 28,735,641.90 and 9,057,359.40 is: 13,579,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,548.20 : 28,735,641.90 = 9,057,359.40 : x
  2. Step 2: Convert to fraction form
    19,166,548.20/28,735,641.90 = 9,057,359.40/x
  3. Step 3: Cross multiply
    19,166,548.20x = 28,735,641.90 × 9,057,359.40
  4. Step 4: Simplify right side
    19,166,548.20x = 260,269,036,277,998.84
  5. Step 5: Solve for x
    x = 260,269,036,277,998.84/19,166,548.20
  6. Step 6: Final answer
    x = 13,579,338.00

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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.