Home / 7,666,941.60-11,500,412.40-5,651,402.40

Finding the Fourth Proportional to 7,666,941.60, 11,500,412.40 and 5,651,402.40

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Solution

The fourth proportional to 7,666,941.60, 11,500,412.40 and 5,651,402.40 is: 8,477,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,941.60 : 11,500,412.40 = 5,651,402.40 : x
  2. Step 2: Convert to fraction form
    7,666,941.60/11,500,412.40 = 5,651,402.40/x
  3. Step 3: Cross multiply
    7,666,941.60x = 11,500,412.40 × 5,651,402.40
  4. Step 4: Simplify right side
    7,666,941.60x = 64,993,458,238,349.77
  5. Step 5: Solve for x
    x = 64,993,458,238,349.77/7,666,941.60
  6. Step 6: Final answer
    x = 8,477,103.60

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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.