Home / 9,864,931.60-14,783,400.60-7,286,021.20

Finding the Fourth Proportional to 9,864,931.60, 14,783,400.60 and 7,286,021.20

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Solution

The fourth proportional to 9,864,931.60, 14,783,400.60 and 7,286,021.20 is: 10,918,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,931.60 : 14,783,400.60 = 7,286,021.20 : x
  2. Step 2: Convert to fraction form
    9,864,931.60/14,783,400.60 = 7,286,021.20/x
  3. Step 3: Cross multiply
    9,864,931.60x = 14,783,400.60 × 7,286,021.20
  4. Step 4: Simplify right side
    9,864,931.60x = 107,712,170,179,692.72
  5. Step 5: Solve for x
    x = 107,712,170,179,692.72/9,864,931.60
  6. Step 6: Final answer
    x = 10,918,694.07

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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.