Home / 21,894,162.63-30,220,248.78-14,457,254.10

Finding the Fourth Proportional to 21,894,162.63, 30,220,248.78 and 14,457,254.10

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Solution

The fourth proportional to 21,894,162.63, 30,220,248.78 and 14,457,254.10 is: 19,955,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,894,162.63 : 30,220,248.78 = 14,457,254.10 : x
  2. Step 2: Convert to fraction form
    21,894,162.63/30,220,248.78 = 14,457,254.10/x
  3. Step 3: Cross multiply
    21,894,162.63x = 30,220,248.78 × 14,457,254.10
  4. Step 4: Simplify right side
    21,894,162.63x = 436,901,815,577,675
  5. Step 5: Solve for x
    x = 436,901,815,577,675/21,894,162.63
  6. Step 6: Final answer
    x = 19,955,173.58

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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.