Home / 90,081,026.96-124,308,486.84-48,827,033.60

Finding the Fourth Proportional to 90,081,026.96, 124,308,486.84 and 48,827,033.60

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Solution

The fourth proportional to 90,081,026.96, 124,308,486.84 and 48,827,033.60 is: 67,379,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,081,026.96 : 124,308,486.84 = 48,827,033.60 : x
  2. Step 2: Convert to fraction form
    90,081,026.96/124,308,486.84 = 48,827,033.60/x
  3. Step 3: Cross multiply
    90,081,026.96x = 124,308,486.84 × 48,827,033.60
  4. Step 4: Simplify right side
    90,081,026.96x = 6,069,614,663,701,838
  5. Step 5: Solve for x
    x = 6,069,614,663,701,838/90,081,026.96
  6. Step 6: Final answer
    x = 67,379,501.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.