Home / 42,362,903.83-63,515,346.20-21,573,098.78

Finding the Fourth Proportional to 42,362,903.83, 63,515,346.20 and 21,573,098.78

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Solution

The fourth proportional to 42,362,903.83, 63,515,346.20 and 21,573,098.78 is: 32,344,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,362,903.83 : 63,515,346.20 = 21,573,098.78 : x
  2. Step 2: Convert to fraction form
    42,362,903.83/63,515,346.20 = 21,573,098.78/x
  3. Step 3: Cross multiply
    42,362,903.83x = 63,515,346.20 × 21,573,098.78
  4. Step 4: Simplify right side
    42,362,903.83x = 1,370,222,837,593,036.25
  5. Step 5: Solve for x
    x = 1,370,222,837,593,036.25/42,362,903.83
  6. Step 6: Final answer
    x = 32,344,875.20

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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.