Home / 7,260,015.60-10,890,023.40-4,721,929.20

Finding the Fourth Proportional to 7,260,015.60, 10,890,023.40 and 4,721,929.20

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Solution

The fourth proportional to 7,260,015.60, 10,890,023.40 and 4,721,929.20 is: 7,082,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,015.60 : 10,890,023.40 = 4,721,929.20 : x
  2. Step 2: Convert to fraction form
    7,260,015.60/10,890,023.40 = 4,721,929.20/x
  3. Step 3: Cross multiply
    7,260,015.60x = 10,890,023.40 × 4,721,929.20
  4. Step 4: Simplify right side
    7,260,015.60x = 51,421,919,481,143.28
  5. Step 5: Solve for x
    x = 51,421,919,481,143.28/7,260,015.60
  6. Step 6: Final answer
    x = 7,082,893.80

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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.