Home / 21,364,303.32-29,482,698.72-11,574,990.84

Finding the Fourth Proportional to 21,364,303.32, 29,482,698.72 and 11,574,990.84

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Solution

The fourth proportional to 21,364,303.32, 29,482,698.72 and 11,574,990.84 is: 15,973,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,364,303.32 : 29,482,698.72 = 11,574,990.84 : x
  2. Step 2: Convert to fraction form
    21,364,303.32/29,482,698.72 = 11,574,990.84/x
  3. Step 3: Cross multiply
    21,364,303.32x = 29,482,698.72 × 11,574,990.84
  4. Step 4: Simplify right side
    21,364,303.32x = 341,261,967,622,479.69
  5. Step 5: Solve for x
    x = 341,261,967,622,479.69/21,364,303.32
  6. Step 6: Final answer
    x = 15,973,465.76

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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.