Home / 7,200,933.60-10,801,400.40-6,653,503.20

Finding the Fourth Proportional to 7,200,933.60, 10,801,400.40 and 6,653,503.20

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Solution

The fourth proportional to 7,200,933.60, 10,801,400.40 and 6,653,503.20 is: 9,980,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,933.60 : 10,801,400.40 = 6,653,503.20 : x
  2. Step 2: Convert to fraction form
    7,200,933.60/10,801,400.40 = 6,653,503.20/x
  3. Step 3: Cross multiply
    7,200,933.60x = 10,801,400.40 × 6,653,503.20
  4. Step 4: Simplify right side
    7,200,933.60x = 71,867,152,125,881.28
  5. Step 5: Solve for x
    x = 71,867,152,125,881.28/7,200,933.60
  6. Step 6: Final answer
    x = 9,980,254.80

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1.5x scale

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.