Home / 10,745,028.80-16,117,543.20-9,569,297.60

Finding the Fourth Proportional to 10,745,028.80, 16,117,543.20 and 9,569,297.60

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Solution

The fourth proportional to 10,745,028.80, 16,117,543.20 and 9,569,297.60 is: 14,353,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,028.80 : 16,117,543.20 = 9,569,297.60 : x
  2. Step 2: Convert to fraction form
    10,745,028.80/16,117,543.20 = 9,569,297.60/x
  3. Step 3: Cross multiply
    10,745,028.80x = 16,117,543.20 × 9,569,297.60
  4. Step 4: Simplify right side
    10,745,028.80x = 154,233,567,461,656.31
  5. Step 5: Solve for x
    x = 154,233,567,461,656.31/10,745,028.80
  6. Step 6: Final answer
    x = 14,353,946.40

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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.