Home / 28,972,172.40-43,464,090.60-8,501,852.40

Finding the Fourth Proportional to 28,972,172.40, 43,464,090.60 and 8,501,852.40

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Solution

The fourth proportional to 28,972,172.40, 43,464,090.60 and 8,501,852.40 is: 12,754,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,972,172.40 : 43,464,090.60 = 8,501,852.40 : x
  2. Step 2: Convert to fraction form
    28,972,172.40/43,464,090.60 = 8,501,852.40/x
  3. Step 3: Cross multiply
    28,972,172.40x = 43,464,090.60 × 8,501,852.40
  4. Step 4: Simplify right side
    28,972,172.40x = 369,525,282,981,427.50
  5. Step 5: Solve for x
    x = 369,525,282,981,427.50/28,972,172.40
  6. Step 6: Final answer
    x = 12,754,489.99

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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.