Home / 25,117,619.40-37,686,926.70-8,083,513.80

Finding the Fourth Proportional to 25,117,619.40, 37,686,926.70 and 8,083,513.80

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Solution

The fourth proportional to 25,117,619.40, 37,686,926.70 and 8,083,513.80 is: 12,128,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117,619.40 : 37,686,926.70 = 8,083,513.80 : x
  2. Step 2: Convert to fraction form
    25,117,619.40/37,686,926.70 = 8,083,513.80/x
  3. Step 3: Cross multiply
    25,117,619.40x = 37,686,926.70 × 8,083,513.80
  4. Step 4: Simplify right side
    25,117,619.40x = 304,642,792,059,038.50
  5. Step 5: Solve for x
    x = 304,642,792,059,038.50/25,117,619.40
  6. Step 6: Final answer
    x = 12,128,649.11

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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.