Home / 15,401,341.96-21,255,032.28-8,786,076.01

Finding the Fourth Proportional to 15,401,341.96, 21,255,032.28 and 8,786,076.01

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Solution

The fourth proportional to 15,401,341.96, 21,255,032.28 and 8,786,076.01 is: 12,125,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401,341.96 : 21,255,032.28 = 8,786,076.01 : x
  2. Step 2: Convert to fraction form
    15,401,341.96/21,255,032.28 = 8,786,076.01/x
  3. Step 3: Cross multiply
    15,401,341.96x = 21,255,032.28 × 8,786,076.01
  4. Step 4: Simplify right side
    15,401,341.96x = 186,748,329,207,083.59
  5. Step 5: Solve for x
    x = 186,748,329,207,083.59/15,401,341.96
  6. Step 6: Final answer
    x = 12,125,458.27

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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.