Home / 12,565,524.42-18,830,848.32-5,725,381.23

Finding the Fourth Proportional to 12,565,524.42, 18,830,848.32 and 5,725,381.23

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Solution

The fourth proportional to 12,565,524.42, 18,830,848.32 and 5,725,381.23 is: 8,580,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,524.42 : 18,830,848.32 = 5,725,381.23 : x
  2. Step 2: Convert to fraction form
    12,565,524.42/18,830,848.32 = 5,725,381.23/x
  3. Step 3: Cross multiply
    12,565,524.42x = 18,830,848.32 × 5,725,381.23
  4. Step 4: Simplify right side
    12,565,524.42x = 107,813,785,516,305.05
  5. Step 5: Solve for x
    x = 107,813,785,516,305.05/12,565,524.42
  6. Step 6: Final answer
    x = 8,580,126.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.