Home / 9,929,145.60-14,890,219.20-3,539,606.40

Finding the Fourth Proportional to 9,929,145.60, 14,890,219.20 and 3,539,606.40

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Solution

The fourth proportional to 9,929,145.60, 14,890,219.20 and 3,539,606.40 is: 5,308,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,145.60 : 14,890,219.20 = 3,539,606.40 : x
  2. Step 2: Convert to fraction form
    9,929,145.60/14,890,219.20 = 3,539,606.40/x
  3. Step 3: Cross multiply
    9,929,145.60x = 14,890,219.20 × 3,539,606.40
  4. Step 4: Simplify right side
    9,929,145.60x = 52,705,515,177,722.88
  5. Step 5: Solve for x
    x = 52,705,515,177,722.88/9,929,145.60
  6. Step 6: Final answer
    x = 5,308,162.18

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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.