Home / 15,751,903.80-23,631,199.38-4,972,320.12

Finding the Fourth Proportional to 15,751,903.80, 23,631,199.38 and 4,972,320.12

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Solution

The fourth proportional to 15,751,903.80, 23,631,199.38 and 4,972,320.12 is: 7,459,535.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,903.80 : 23,631,199.38 = 4,972,320.12 : x
  2. Step 2: Convert to fraction form
    15,751,903.80/23,631,199.38 = 4,972,320.12/x
  3. Step 3: Cross multiply
    15,751,903.80x = 23,631,199.38 × 4,972,320.12
  4. Step 4: Simplify right side
    15,751,903.80x = 117,501,888,136,905.52
  5. Step 5: Solve for x
    x = 117,501,888,136,905.52/15,751,903.80
  6. Step 6: Final answer
    x = 7,459,535.66

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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.