Home / 9,171,669-12,669,853.53-7,348,235.88

Finding the Fourth Proportional to 9,171,669, 12,669,853.53 and 7,348,235.88

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Solution

The fourth proportional to 9,171,669, 12,669,853.53 and 7,348,235.88 is: 10,150,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,669 : 12,669,853.53 = 7,348,235.88 : x
  2. Step 2: Convert to fraction form
    9,171,669/12,669,853.53 = 7,348,235.88/x
  3. Step 3: Cross multiply
    9,171,669x = 12,669,853.53 × 7,348,235.88
  4. Step 4: Simplify right side
    9,171,669x = 93,101,072,303,490.66
  5. Step 5: Solve for x
    x = 93,101,072,303,490.66/9,171,669
  6. Step 6: Final answer
    x = 10,150,941.15

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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.