Home / 30,687,727.08-42,348,462.48-16,749,182.28

Finding the Fourth Proportional to 30,687,727.08, 42,348,462.48 and 16,749,182.28

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Solution

The fourth proportional to 30,687,727.08, 42,348,462.48 and 16,749,182.28 is: 23,113,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,687,727.08 : 42,348,462.48 = 16,749,182.28 : x
  2. Step 2: Convert to fraction form
    30,687,727.08/42,348,462.48 = 16,749,182.28/x
  3. Step 3: Cross multiply
    30,687,727.08x = 42,348,462.48 × 16,749,182.28
  4. Step 4: Simplify right side
    30,687,727.08x = 709,302,117,355,260.75
  5. Step 5: Solve for x
    x = 709,302,117,355,260.75/30,687,727.08
  6. Step 6: Final answer
    x = 23,113,543.58

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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.