Home / 15,780,143.59-23,671,567.98-5,544,122.15

Finding the Fourth Proportional to 15,780,143.59, 23,671,567.98 and 5,544,122.15

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Solution

The fourth proportional to 15,780,143.59, 23,671,567.98 and 5,544,122.15 is: 8,316,658.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,780,143.59 : 23,671,567.98 = 5,544,122.15 : x
  2. Step 2: Convert to fraction form
    15,780,143.59/23,671,567.98 = 5,544,122.15/x
  3. Step 3: Cross multiply
    15,780,143.59x = 23,671,567.98 × 5,544,122.15
  4. Step 4: Simplify right side
    15,780,143.59x = 131,238,064,422,327.67
  5. Step 5: Solve for x
    x = 131,238,064,422,327.67/15,780,143.59
  6. Step 6: Final answer
    x = 8,316,658.44

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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.