Home / 7,421,721.60-11,132,582.40-2,373,196.80

Finding the Fourth Proportional to 7,421,721.60, 11,132,582.40 and 2,373,196.80

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Solution

The fourth proportional to 7,421,721.60, 11,132,582.40 and 2,373,196.80 is: 3,559,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,721.60 : 11,132,582.40 = 2,373,196.80 : x
  2. Step 2: Convert to fraction form
    7,421,721.60/11,132,582.40 = 2,373,196.80/x
  3. Step 3: Cross multiply
    7,421,721.60x = 11,132,582.40 × 2,373,196.80
  4. Step 4: Simplify right side
    7,421,721.60x = 26,419,808,927,416.32
  5. Step 5: Solve for x
    x = 26,419,808,927,416.32/7,421,721.60
  6. Step 6: Final answer
    x = 3,559,795.20

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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.