Home / 15,919,467.40-23,883,886.14-5,136,565.96

Finding the Fourth Proportional to 15,919,467.40, 23,883,886.14 and 5,136,565.96

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Solution

The fourth proportional to 15,919,467.40, 23,883,886.14 and 5,136,565.96 is: 7,706,360.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919,467.40 : 23,883,886.14 = 5,136,565.96 : x
  2. Step 2: Convert to fraction form
    15,919,467.40/23,883,886.14 = 5,136,565.96/x
  3. Step 3: Cross multiply
    15,919,467.40x = 23,883,886.14 × 5,136,565.96
  4. Step 4: Simplify right side
    15,919,467.40x = 122,681,156,539,239.80
  5. Step 5: Solve for x
    x = 122,681,156,539,239.80/15,919,467.40
  6. Step 6: Final answer
    x = 7,706,360.61

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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.