Home / 64,941,492.64-89,619,918.48-39,182,404

Finding the Fourth Proportional to 64,941,492.64, 89,619,918.48 and 39,182,404

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Solution

The fourth proportional to 64,941,492.64, 89,619,918.48 and 39,182,404 is: 54,072,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,941,492.64 : 89,619,918.48 = 39,182,404 : x
  2. Step 2: Convert to fraction form
    64,941,492.64/89,619,918.48 = 39,182,404/x
  3. Step 3: Cross multiply
    64,941,492.64x = 89,619,918.48 × 39,182,404
  4. Step 4: Simplify right side
    64,941,492.64x = 3,511,523,852,330,426
  5. Step 5: Solve for x
    x = 3,511,523,852,330,426/64,941,492.64
  6. Step 6: Final answer
    x = 54,072,114.91

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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.