Home / 21,263,585.60-31,873,605.60-10,464,276.80

Finding the Fourth Proportional to 21,263,585.60, 31,873,605.60 and 10,464,276.80

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Solution

The fourth proportional to 21,263,585.60, 31,873,605.60 and 10,464,276.80 is: 15,685,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,263,585.60 : 31,873,605.60 = 10,464,276.80 : x
  2. Step 2: Convert to fraction form
    21,263,585.60/31,873,605.60 = 10,464,276.80/x
  3. Step 3: Cross multiply
    21,263,585.60x = 31,873,605.60 × 10,464,276.80
  4. Step 4: Simplify right side
    21,263,585.60x = 333,534,231,612,430.12
  5. Step 5: Solve for x
    x = 333,534,231,612,430.12/21,263,585.60
  6. Step 6: Final answer
    x = 15,685,700.33

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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.