Home / 64,832,549.49-97,255,636.77-21,116,712.20

Finding the Fourth Proportional to 64,832,549.49, 97,255,636.77 and 21,116,712.20

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Solution

The fourth proportional to 64,832,549.49, 97,255,636.77 and 21,116,712.20 is: 31,677,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,832,549.49 : 97,255,636.77 = 21,116,712.20 : x
  2. Step 2: Convert to fraction form
    64,832,549.49/97,255,636.77 = 21,116,712.20/x
  3. Step 3: Cross multiply
    64,832,549.49x = 97,255,636.77 × 21,116,712.20
  4. Step 4: Simplify right side
    64,832,549.49x = 2,053,719,290,907,966
  5. Step 5: Solve for x
    x = 2,053,719,290,907,966/64,832,549.49
  6. Step 6: Final answer
    x = 31,677,287.21

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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.