Home / 6,146,812.40-9,199,223.40-5,390,985.20

Finding the Fourth Proportional to 6,146,812.40, 9,199,223.40 and 5,390,985.20

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Solution

The fourth proportional to 6,146,812.40, 9,199,223.40 and 5,390,985.20 is: 8,068,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,812.40 : 9,199,223.40 = 5,390,985.20 : x
  2. Step 2: Convert to fraction form
    6,146,812.40/9,199,223.40 = 5,390,985.20/x
  3. Step 3: Cross multiply
    6,146,812.40x = 9,199,223.40 × 5,390,985.20
  4. Step 4: Simplify right side
    6,146,812.40x = 49,592,877,200,893.69
  5. Step 5: Solve for x
    x = 49,592,877,200,893.69/6,146,812.40
  6. Step 6: Final answer
    x = 8,068,064.22

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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.