Home / 56,984,994.53-85,478,148.44-20,596,148.45

Finding the Fourth Proportional to 56,984,994.53, 85,478,148.44 and 20,596,148.45

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Solution

The fourth proportional to 56,984,994.53, 85,478,148.44 and 20,596,148.45 is: 30,894,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,984,994.53 : 85,478,148.44 = 20,596,148.45 : x
  2. Step 2: Convert to fraction form
    56,984,994.53/85,478,148.44 = 20,596,148.45/x
  3. Step 3: Cross multiply
    56,984,994.53x = 85,478,148.44 × 20,596,148.45
  4. Step 4: Simplify right side
    56,984,994.53x = 1,760,520,634,501,375.75
  5. Step 5: Solve for x
    x = 1,760,520,634,501,375.75/56,984,994.53
  6. Step 6: Final answer
    x = 30,894,460.01

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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.