Home / 12,602,937.60-18,918,403.20-6,934,233.60

Finding the Fourth Proportional to 12,602,937.60, 18,918,403.20 and 6,934,233.60

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Solution

The fourth proportional to 12,602,937.60, 18,918,403.20 and 6,934,233.60 is: 10,409,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602,937.60 : 18,918,403.20 = 6,934,233.60 : x
  2. Step 2: Convert to fraction form
    12,602,937.60/18,918,403.20 = 6,934,233.60/x
  3. Step 3: Cross multiply
    12,602,937.60x = 18,918,403.20 × 6,934,233.60
  4. Step 4: Simplify right side
    12,602,937.60x = 131,184,627,127,787.50
  5. Step 5: Solve for x
    x = 131,184,627,127,787.50/12,602,937.60
  6. Step 6: Final answer
    x = 10,409,051.55

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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.