Home / 6,602,820.40-9,904,230.60-4,079,897.20

Finding the Fourth Proportional to 6,602,820.40, 9,904,230.60 and 4,079,897.20

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Solution

The fourth proportional to 6,602,820.40, 9,904,230.60 and 4,079,897.20 is: 6,119,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602,820.40 : 9,904,230.60 = 4,079,897.20 : x
  2. Step 2: Convert to fraction form
    6,602,820.40/9,904,230.60 = 4,079,897.20/x
  3. Step 3: Cross multiply
    6,602,820.40x = 9,904,230.60 × 4,079,897.20
  4. Step 4: Simplify right side
    6,602,820.40x = 40,408,242,693,094.32
  5. Step 5: Solve for x
    x = 40,408,242,693,094.32/6,602,820.40
  6. Step 6: Final answer
    x = 6,119,845.80

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1.5x scale

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.