Home / 14,652,407.40-21,972,390.30-7,081,693.80

Finding the Fourth Proportional to 14,652,407.40, 21,972,390.30 and 7,081,693.80

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Solution

The fourth proportional to 14,652,407.40, 21,972,390.30 and 7,081,693.80 is: 10,619,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,407.40 : 21,972,390.30 = 7,081,693.80 : x
  2. Step 2: Convert to fraction form
    14,652,407.40/21,972,390.30 = 7,081,693.80/x
  3. Step 3: Cross multiply
    14,652,407.40x = 21,972,390.30 × 7,081,693.80
  4. Step 4: Simplify right side
    14,652,407.40x = 155,601,740,158,690.16
  5. Step 5: Solve for x
    x = 155,601,740,158,690.16/14,652,407.40
  6. Step 6: Final answer
    x = 10,619,534.11

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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.