Home / 28,200,961.06-42,301,587.58-12,837,506.46

Finding the Fourth Proportional to 28,200,961.06, 42,301,587.58 and 12,837,506.46

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Solution

The fourth proportional to 28,200,961.06, 42,301,587.58 and 12,837,506.46 is: 19,256,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,200,961.06 : 42,301,587.58 = 12,837,506.46 : x
  2. Step 2: Convert to fraction form
    28,200,961.06/42,301,587.58 = 12,837,506.46/x
  3. Step 3: Cross multiply
    28,200,961.06x = 42,301,587.58 × 12,837,506.46
  4. Step 4: Simplify right side
    28,200,961.06x = 543,046,903,826,505.81
  5. Step 5: Solve for x
    x = 543,046,903,826,505.81/28,200,961.06
  6. Step 6: Final answer
    x = 19,256,326.15

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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.