Home / 21,500,068.38-29,676,577.92-14,628,536.28

Finding the Fourth Proportional to 21,500,068.38, 29,676,577.92 and 14,628,536.28

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Solution

The fourth proportional to 21,500,068.38, 29,676,577.92 and 14,628,536.28 is: 20,191,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,500,068.38 : 29,676,577.92 = 14,628,536.28 : x
  2. Step 2: Convert to fraction form
    21,500,068.38/29,676,577.92 = 14,628,536.28/x
  3. Step 3: Cross multiply
    21,500,068.38x = 29,676,577.92 × 14,628,536.28
  4. Step 4: Simplify right side
    21,500,068.38x = 434,124,896,768,966.94
  5. Step 5: Solve for x
    x = 434,124,896,768,966.94/21,500,068.38
  6. Step 6: Final answer
    x = 20,191,791.44

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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.