Home / 40,285,646.16-60,446,330.32-21,111,844.56

Finding the Fourth Proportional to 40,285,646.16, 60,446,330.32 and 21,111,844.56

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Solution

The fourth proportional to 40,285,646.16, 60,446,330.32 and 21,111,844.56 is: 31,677,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285,646.16 : 60,446,330.32 = 21,111,844.56 : x
  2. Step 2: Convert to fraction form
    40,285,646.16/60,446,330.32 = 21,111,844.56/x
  3. Step 3: Cross multiply
    40,285,646.16x = 60,446,330.32 × 21,111,844.56
  4. Step 4: Simplify right side
    40,285,646.16x = 1,276,133,529,938,255
  5. Step 5: Solve for x
    x = 1,276,133,529,938,255/40,285,646.16
  6. Step 6: Final answer
    x = 31,677,127.01

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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.