Home / 9,403,980.92-12,977,482.20-5,483,895.20

Finding the Fourth Proportional to 9,403,980.92, 12,977,482.20 and 5,483,895.20

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Solution

The fourth proportional to 9,403,980.92, 12,977,482.20 and 5,483,895.20 is: 7,567,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,980.92 : 12,977,482.20 = 5,483,895.20 : x
  2. Step 2: Convert to fraction form
    9,403,980.92/12,977,482.20 = 5,483,895.20/x
  3. Step 3: Cross multiply
    9,403,980.92x = 12,977,482.20 × 5,483,895.20
  4. Step 4: Simplify right side
    9,403,980.92x = 71,167,152,344,665.44
  5. Step 5: Solve for x
    x = 71,167,152,344,665.44/9,403,980.92
  6. Step 6: Final answer
    x = 7,567,768.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.