Home / 9,347,763.60-14,021,645.40-7,752,128.40

Finding the Fourth Proportional to 9,347,763.60, 14,021,645.40 and 7,752,128.40

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Solution

The fourth proportional to 9,347,763.60, 14,021,645.40 and 7,752,128.40 is: 11,628,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347,763.60 : 14,021,645.40 = 7,752,128.40 : x
  2. Step 2: Convert to fraction form
    9,347,763.60/14,021,645.40 = 7,752,128.40/x
  3. Step 3: Cross multiply
    9,347,763.60x = 14,021,645.40 × 7,752,128.40
  4. Step 4: Simplify right side
    9,347,763.60x = 108,697,595,520,069.38
  5. Step 5: Solve for x
    x = 108,697,595,520,069.38/9,347,763.60
  6. Step 6: Final answer
    x = 11,628,192.60

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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.