Home / 60,711,878.45-91,074,197.21-19,774,505.32

Finding the Fourth Proportional to 60,711,878.45, 91,074,197.21 and 19,774,505.32

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Solution

The fourth proportional to 60,711,878.45, 91,074,197.21 and 19,774,505.32 is: 29,663,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,711,878.45 : 91,074,197.21 = 19,774,505.32 : x
  2. Step 2: Convert to fraction form
    60,711,878.45/91,074,197.21 = 19,774,505.32/x
  3. Step 3: Cross multiply
    60,711,878.45x = 91,074,197.21 × 19,774,505.32
  4. Step 4: Simplify right side
    60,711,878.45x = 1,800,947,196,917,316
  5. Step 5: Solve for x
    x = 1,800,947,196,917,316/60,711,878.45
  6. Step 6: Final answer
    x = 29,663,835.86

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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.