Home / 61,027,354.50-84,184,205.54-38,659,376.64

Finding the Fourth Proportional to 61,027,354.50, 84,184,205.54 and 38,659,376.64

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Solution

The fourth proportional to 61,027,354.50, 84,184,205.54 and 38,659,376.64 is: 53,328,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,027,354.50 : 84,184,205.54 = 38,659,376.64 : x
  2. Step 2: Convert to fraction form
    61,027,354.50/84,184,205.54 = 38,659,376.64/x
  3. Step 3: Cross multiply
    61,027,354.50x = 84,184,205.54 × 38,659,376.64
  4. Step 4: Simplify right side
    61,027,354.50x = 3,254,508,909,232,428
  5. Step 5: Solve for x
    x = 3,254,508,909,232,428/61,027,354.50
  6. Step 6: Final answer
    x = 53,328,690.65

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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.