Home / 9,418,318.56-12,995,716.14-5,550,314.76

Finding the Fourth Proportional to 9,418,318.56, 12,995,716.14 and 5,550,314.76

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Solution

The fourth proportional to 9,418,318.56, 12,995,716.14 and 5,550,314.76 is: 7,658,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,318.56 : 12,995,716.14 = 5,550,314.76 : x
  2. Step 2: Convert to fraction form
    9,418,318.56/12,995,716.14 = 5,550,314.76/x
  3. Step 3: Cross multiply
    9,418,318.56x = 12,995,716.14 × 5,550,314.76
  4. Step 4: Simplify right side
    9,418,318.56x = 72,130,315,108,612.23
  5. Step 5: Solve for x
    x = 72,130,315,108,612.23/9,418,318.56
  6. Step 6: Final answer
    x = 7,658,513.00

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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.