Home / 25,490,321.23-38,235,518.42-19,459,295.83

Finding the Fourth Proportional to 25,490,321.23, 38,235,518.42 and 19,459,295.83

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Solution

The fourth proportional to 25,490,321.23, 38,235,518.42 and 19,459,295.83 is: 29,188,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490,321.23 : 38,235,518.42 = 19,459,295.83 : x
  2. Step 2: Convert to fraction form
    25,490,321.23/38,235,518.42 = 19,459,295.83/x
  3. Step 3: Cross multiply
    25,490,321.23x = 38,235,518.42 × 19,459,295.83
  4. Step 4: Simplify right side
    25,490,321.23x = 744,036,264,050,897.62
  5. Step 5: Solve for x
    x = 744,036,264,050,897.62/25,490,321.23
  6. Step 6: Final answer
    x = 29,188,971.66

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1.5x scale

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.