Home / 13,165,261.60-19,709,401.20-9,386,125.60

Finding the Fourth Proportional to 13,165,261.60, 19,709,401.20 and 9,386,125.60

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Solution

The fourth proportional to 13,165,261.60, 19,709,401.20 and 9,386,125.60 is: 14,051,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165,261.60 : 19,709,401.20 = 9,386,125.60 : x
  2. Step 2: Convert to fraction form
    13,165,261.60/19,709,401.20 = 9,386,125.60/x
  3. Step 3: Cross multiply
    13,165,261.60x = 19,709,401.20 × 9,386,125.60
  4. Step 4: Simplify right side
    13,165,261.60x = 184,994,915,163,990.72
  5. Step 5: Solve for x
    x = 184,994,915,163,990.72/13,165,261.60
  6. Step 6: Final answer
    x = 14,051,746.24

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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.