Home / 30,478,472.13-42,060,318.73-16,539,827.37

Finding the Fourth Proportional to 30,478,472.13, 42,060,318.73 and 16,539,827.37

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Solution

The fourth proportional to 30,478,472.13, 42,060,318.73 and 16,539,827.37 is: 22,824,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,478,472.13 : 42,060,318.73 = 16,539,827.37 : x
  2. Step 2: Convert to fraction form
    30,478,472.13/42,060,318.73 = 16,539,827.37/x
  3. Step 3: Cross multiply
    30,478,472.13x = 42,060,318.73 × 16,539,827.37
  4. Step 4: Simplify right side
    30,478,472.13x = 695,670,410,880,805.12
  5. Step 5: Solve for x
    x = 695,670,410,880,805.12/30,478,472.13
  6. Step 6: Final answer
    x = 22,824,976.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.