Home / 25,263,641.20-37,842,317.70-21,012,113.20

Finding the Fourth Proportional to 25,263,641.20, 37,842,317.70 and 21,012,113.20

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Solution

The fourth proportional to 25,263,641.20, 37,842,317.70 and 21,012,113.20 is: 31,473,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263,641.20 : 37,842,317.70 = 21,012,113.20 : x
  2. Step 2: Convert to fraction form
    25,263,641.20/37,842,317.70 = 21,012,113.20/x
  3. Step 3: Cross multiply
    25,263,641.20x = 37,842,317.70 × 21,012,113.20
  4. Step 4: Simplify right side
    25,263,641.20x = 795,147,063,262,763.62
  5. Step 5: Solve for x
    x = 795,147,063,262,763.62/25,263,641.20
  6. Step 6: Final answer
    x = 31,473,969.13

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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.