Home / 15,854,625.18-21,880,918.53-8,886,486.38

Finding the Fourth Proportional to 15,854,625.18, 21,880,918.53 and 8,886,486.38

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Solution

The fourth proportional to 15,854,625.18, 21,880,918.53 and 8,886,486.38 is: 12,264,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854,625.18 : 21,880,918.53 = 8,886,486.38 : x
  2. Step 2: Convert to fraction form
    15,854,625.18/21,880,918.53 = 8,886,486.38/x
  3. Step 3: Cross multiply
    15,854,625.18x = 21,880,918.53 × 8,886,486.38
  4. Step 4: Simplify right side
    15,854,625.18x = 194,444,484,389,330.03
  5. Step 5: Solve for x
    x = 194,444,484,389,330.03/15,854,625.18
  6. Step 6: Final answer
    x = 12,264,212.00

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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.