Home / 8,068,820.49-11,130,647.27-5,165,087.13

Finding the Fourth Proportional to 8,068,820.49, 11,130,647.27 and 5,165,087.13

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Solution

The fourth proportional to 8,068,820.49, 11,130,647.27 and 5,165,087.13 is: 7,125,051.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068,820.49 : 11,130,647.27 = 5,165,087.13 : x
  2. Step 2: Convert to fraction form
    8,068,820.49/11,130,647.27 = 5,165,087.13/x
  3. Step 3: Cross multiply
    8,068,820.49x = 11,130,647.27 × 5,165,087.13
  4. Step 4: Simplify right side
    8,068,820.49x = 57,490,762,937,021.20
  5. Step 5: Solve for x
    x = 57,490,762,937,021.20/8,068,820.49
  6. Step 6: Final answer
    x = 7,125,051.67

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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.