Home / 12,941,392.60-19,412,088.90-9,955,408.60

Finding the Fourth Proportional to 12,941,392.60, 19,412,088.90 and 9,955,408.60

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Solution

The fourth proportional to 12,941,392.60, 19,412,088.90 and 9,955,408.60 is: 14,933,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,392.60 : 19,412,088.90 = 9,955,408.60 : x
  2. Step 2: Convert to fraction form
    12,941,392.60/19,412,088.90 = 9,955,408.60/x
  3. Step 3: Cross multiply
    12,941,392.60x = 19,412,088.90 × 9,955,408.60
  4. Step 4: Simplify right side
    12,941,392.60x = 193,255,276,779,024.53
  5. Step 5: Solve for x
    x = 193,255,276,779,024.53/12,941,392.60
  6. Step 6: Final answer
    x = 14,933,112.90

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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.