Home / 10,692,054.80-16,038,082.20-8,676,515.60

Finding the Fourth Proportional to 10,692,054.80, 16,038,082.20 and 8,676,515.60

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Solution

The fourth proportional to 10,692,054.80, 16,038,082.20 and 8,676,515.60 is: 13,014,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,054.80 : 16,038,082.20 = 8,676,515.60 : x
  2. Step 2: Convert to fraction form
    10,692,054.80/16,038,082.20 = 8,676,515.60/x
  3. Step 3: Cross multiply
    10,692,054.80x = 16,038,082.20 × 8,676,515.60
  4. Step 4: Simplify right side
    10,692,054.80x = 139,154,670,402,382.31
  5. Step 5: Solve for x
    x = 139,154,670,402,382.31/10,692,054.80
  6. Step 6: Final answer
    x = 13,014,773.40

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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.