Home / 30,355,094.54-45,532,649.56-8,498,693.80

Finding the Fourth Proportional to 30,355,094.54, 45,532,649.56 and 8,498,693.80

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Solution

The fourth proportional to 30,355,094.54, 45,532,649.56 and 8,498,693.80 is: 12,748,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,094.54 : 45,532,649.56 = 8,498,693.80 : x
  2. Step 2: Convert to fraction form
    30,355,094.54/45,532,649.56 = 8,498,693.80/x
  3. Step 3: Cross multiply
    30,355,094.54x = 45,532,649.56 × 8,498,693.80
  4. Step 4: Simplify right side
    30,355,094.54x = 386,968,046,513,144.81
  5. Step 5: Solve for x
    x = 386,968,046,513,144.81/30,355,094.54
  6. Step 6: Final answer
    x = 12,748,042.87

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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.