Home / 6,478,090.80-9,708,841.80-4,974,730.80

Finding the Fourth Proportional to 6,478,090.80, 9,708,841.80 and 4,974,730.80

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Solution

The fourth proportional to 6,478,090.80, 9,708,841.80 and 4,974,730.80 is: 7,455,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,090.80 : 9,708,841.80 = 4,974,730.80 : x
  2. Step 2: Convert to fraction form
    6,478,090.80/9,708,841.80 = 4,974,730.80/x
  3. Step 3: Cross multiply
    6,478,090.80x = 9,708,841.80 × 4,974,730.80
  4. Step 4: Simplify right side
    6,478,090.80x = 48,298,874,334,787.45
  5. Step 5: Solve for x
    x = 48,298,874,334,787.45/6,478,090.80
  6. Step 6: Final answer
    x = 7,455,726.67

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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.