Home / 28,934,187.60-39,931,174.62-19,127,624.88

Finding the Fourth Proportional to 28,934,187.60, 39,931,174.62 and 19,127,624.88

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Solution

The fourth proportional to 28,934,187.60, 39,931,174.62 and 19,127,624.88 is: 26,397,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934,187.60 : 39,931,174.62 = 19,127,624.88 : x
  2. Step 2: Convert to fraction form
    28,934,187.60/39,931,174.62 = 19,127,624.88/x
  3. Step 3: Cross multiply
    28,934,187.60x = 39,931,174.62 × 19,127,624.88
  4. Step 4: Simplify right side
    28,934,187.60x = 763,788,529,149,136.50
  5. Step 5: Solve for x
    x = 763,788,529,149,136.50/28,934,187.60
  6. Step 6: Final answer
    x = 26,397,441.66

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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.