Home / 10,530,184.80-15,795,277.20-4,140,645.60

Finding the Fourth Proportional to 10,530,184.80, 15,795,277.20 and 4,140,645.60

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Solution

The fourth proportional to 10,530,184.80, 15,795,277.20 and 4,140,645.60 is: 6,210,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,184.80 : 15,795,277.20 = 4,140,645.60 : x
  2. Step 2: Convert to fraction form
    10,530,184.80/15,795,277.20 = 4,140,645.60/x
  3. Step 3: Cross multiply
    10,530,184.80x = 15,795,277.20 × 4,140,645.60
  4. Step 4: Simplify right side
    10,530,184.80x = 65,402,645,038,960.32
  5. Step 5: Solve for x
    x = 65,402,645,038,960.32/10,530,184.80
  6. Step 6: Final answer
    x = 6,210,968.40

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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.