Home / 14,413,536.80-19,890,680.48-7,887,166.01

Finding the Fourth Proportional to 14,413,536.80, 19,890,680.48 and 7,887,166.01

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Solution

The fourth proportional to 14,413,536.80, 19,890,680.48 and 7,887,166.01 is: 10,884,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,536.80 : 19,890,680.48 = 7,887,166.01 : x
  2. Step 2: Convert to fraction form
    14,413,536.80/19,890,680.48 = 7,887,166.01/x
  3. Step 3: Cross multiply
    14,413,536.80x = 19,890,680.48 × 7,887,166.01
  4. Step 4: Simplify right side
    14,413,536.80x = 156,881,098,997,626.47
  5. Step 5: Solve for x
    x = 156,881,098,997,626.47/14,413,536.80
  6. Step 6: Final answer
    x = 10,884,288.93

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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.