Home / 15,769,977.95-23,654,809.08-4,987,280.63

Finding the Fourth Proportional to 15,769,977.95, 23,654,809.08 and 4,987,280.63

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Solution

The fourth proportional to 15,769,977.95, 23,654,809.08 and 4,987,280.63 is: 7,480,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,977.95 : 23,654,809.08 = 4,987,280.63 : x
  2. Step 2: Convert to fraction form
    15,769,977.95/23,654,809.08 = 4,987,280.63/x
  3. Step 3: Cross multiply
    15,769,977.95x = 23,654,809.08 × 4,987,280.63
  4. Step 4: Simplify right side
    15,769,977.95x = 117,973,171,190,169.14
  5. Step 5: Solve for x
    x = 117,973,171,190,169.14/15,769,977.95
  6. Step 6: Final answer
    x = 7,480,871.03

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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.