Home / 36,911,018.34-50,938,662.24-21,230,017.74

Finding the Fourth Proportional to 36,911,018.34, 50,938,662.24 and 21,230,017.74

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Solution

The fourth proportional to 36,911,018.34, 50,938,662.24 and 21,230,017.74 is: 29,298,262.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911,018.34 : 50,938,662.24 = 21,230,017.74 : x
  2. Step 2: Convert to fraction form
    36,911,018.34/50,938,662.24 = 21,230,017.74/x
  3. Step 3: Cross multiply
    36,911,018.34x = 50,938,662.24 × 21,230,017.74
  4. Step 4: Simplify right side
    36,911,018.34x = 1,081,428,703,007,068.12
  5. Step 5: Solve for x
    x = 1,081,428,703,007,068.12/36,911,018.34
  6. Step 6: Final answer
    x = 29,298,262.46

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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.