Home / 15,833,783.61-21,848,780.03-8,864,854.65

Finding the Fourth Proportional to 15,833,783.61, 21,848,780.03 and 8,864,854.65

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Solution

The fourth proportional to 15,833,783.61, 21,848,780.03 and 8,864,854.65 is: 12,232,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,833,783.61 : 21,848,780.03 = 8,864,854.65 : x
  2. Step 2: Convert to fraction form
    15,833,783.61/21,848,780.03 = 8,864,854.65/x
  3. Step 3: Cross multiply
    15,833,783.61x = 21,848,780.03 × 8,864,854.65
  4. Step 4: Simplify right side
    15,833,783.61x = 193,686,259,201,448.38
  5. Step 5: Solve for x
    x = 193,686,259,201,448.38/15,833,783.61
  6. Step 6: Final answer
    x = 12,232,468.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.