Home / 12,318,577.44-16,999,746.90-6,812,322.90

Finding the Fourth Proportional to 12,318,577.44, 16,999,746.90 and 6,812,322.90

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Solution

The fourth proportional to 12,318,577.44, 16,999,746.90 and 6,812,322.90 is: 9,401,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,318,577.44 : 16,999,746.90 = 6,812,322.90 : x
  2. Step 2: Convert to fraction form
    12,318,577.44/16,999,746.90 = 6,812,322.90/x
  3. Step 3: Cross multiply
    12,318,577.44x = 16,999,746.90 × 6,812,322.90
  4. Step 4: Simplify right side
    12,318,577.44x = 115,807,765,101,074
  5. Step 5: Solve for x
    x = 115,807,765,101,074/12,318,577.44
  6. Step 6: Final answer
    x = 9,401,066.45

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1.5x scale

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.