Home / 12,307,574.90-16,984,204.53-7,480,234.10

Finding the Fourth Proportional to 12,307,574.90, 16,984,204.53 and 7,480,234.10

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Solution

The fourth proportional to 12,307,574.90, 16,984,204.53 and 7,480,234.10 is: 10,322,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307,574.90 : 16,984,204.53 = 7,480,234.10 : x
  2. Step 2: Convert to fraction form
    12,307,574.90/16,984,204.53 = 7,480,234.10/x
  3. Step 3: Cross multiply
    12,307,574.90x = 16,984,204.53 × 7,480,234.10
  4. Step 4: Simplify right side
    12,307,574.90x = 127,045,825,886,680.47
  5. Step 5: Solve for x
    x = 127,045,825,886,680.47/12,307,574.90
  6. Step 6: Final answer
    x = 10,322,571.82

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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.