Home / 72,365,636.97-108,457,155.50-29,210,819.85

Finding the Fourth Proportional to 72,365,636.97, 108,457,155.50 and 29,210,819.85

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Solution

The fourth proportional to 72,365,636.97, 108,457,155.50 and 29,210,819.85 is: 43,779,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,365,636.97 : 108,457,155.50 = 29,210,819.85 : x
  2. Step 2: Convert to fraction form
    72,365,636.97/108,457,155.50 = 29,210,819.85/x
  3. Step 3: Cross multiply
    72,365,636.97x = 108,457,155.50 × 29,210,819.85
  4. Step 4: Simplify right side
    72,365,636.97x = 3,168,122,430,607,883
  5. Step 5: Solve for x
    x = 3,168,122,430,607,883/72,365,636.97
  6. Step 6: Final answer
    x = 43,779,376.00

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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.