Home / 43,203,631.95-64,805,513.68-17,644,641.36

Finding the Fourth Proportional to 43,203,631.95, 64,805,513.68 and 17,644,641.36

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Solution

The fourth proportional to 43,203,631.95, 64,805,513.68 and 17,644,641.36 is: 26,466,988.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203,631.95 : 64,805,513.68 = 17,644,641.36 : x
  2. Step 2: Convert to fraction form
    43,203,631.95/64,805,513.68 = 17,644,641.36/x
  3. Step 3: Cross multiply
    43,203,631.95x = 64,805,513.68 × 17,644,641.36
  4. Step 4: Simplify right side
    43,203,631.95x = 1,143,470,047,034,173.75
  5. Step 5: Solve for x
    x = 1,143,470,047,034,173.75/43,203,631.95
  6. Step 6: Final answer
    x = 26,466,988.89

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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.