Home / 12,479,237.86-18,804,036.73-10,254,596.74

Finding the Fourth Proportional to 12,479,237.86, 18,804,036.73 and 10,254,596.74

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Solution

The fourth proportional to 12,479,237.86, 18,804,036.73 and 10,254,596.74 is: 15,451,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,237.86 : 18,804,036.73 = 10,254,596.74 : x
  2. Step 2: Convert to fraction form
    12,479,237.86/18,804,036.73 = 10,254,596.74/x
  3. Step 3: Cross multiply
    12,479,237.86x = 18,804,036.73 × 10,254,596.74
  4. Step 4: Simplify right side
    12,479,237.86x = 192,827,813,750,298.28
  5. Step 5: Solve for x
    x = 192,827,813,750,298.28/12,479,237.86
  6. Step 6: Final answer
    x = 15,451,890.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.