Home / 15,316,125.26-21,136,695.80-8,441,050.19

Finding the Fourth Proportional to 15,316,125.26, 21,136,695.80 and 8,441,050.19

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Solution

The fourth proportional to 15,316,125.26, 21,136,695.80 and 8,441,050.19 is: 11,648,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316,125.26 : 21,136,695.80 = 8,441,050.19 : x
  2. Step 2: Convert to fraction form
    15,316,125.26/21,136,695.80 = 8,441,050.19/x
  3. Step 3: Cross multiply
    15,316,125.26x = 21,136,695.80 × 8,441,050.19
  4. Step 4: Simplify right side
    15,316,125.26x = 178,415,909,950,673.50
  5. Step 5: Solve for x
    x = 178,415,909,950,673.50/15,316,125.26
  6. Step 6: Final answer
    x = 11,648,893.37

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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.