Home / 8,301,820.40-12,455,063.40-4,042,127.60

Finding the Fourth Proportional to 8,301,820.40, 12,455,063.40 and 4,042,127.60

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Solution

The fourth proportional to 8,301,820.40, 12,455,063.40 and 4,042,127.60 is: 6,064,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,820.40 : 12,455,063.40 = 4,042,127.60 : x
  2. Step 2: Convert to fraction form
    8,301,820.40/12,455,063.40 = 4,042,127.60/x
  3. Step 3: Cross multiply
    8,301,820.40x = 12,455,063.40 × 4,042,127.60
  4. Step 4: Simplify right side
    8,301,820.40x = 50,344,955,528,889.84
  5. Step 5: Solve for x
    x = 50,344,955,528,889.84/8,301,820.40
  6. Step 6: Final answer
    x = 6,064,327.23

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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.