Home / 21,583,410.60-32,321,971.80-10,210,573.20

Finding the Fourth Proportional to 21,583,410.60, 32,321,971.80 and 10,210,573.20

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Solution

The fourth proportional to 21,583,410.60, 32,321,971.80 and 10,210,573.20 is: 15,290,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583,410.60 : 32,321,971.80 = 10,210,573.20 : x
  2. Step 2: Convert to fraction form
    21,583,410.60/32,321,971.80 = 10,210,573.20/x
  3. Step 3: Cross multiply
    21,583,410.60x = 32,321,971.80 × 10,210,573.20
  4. Step 4: Simplify right side
    21,583,410.60x = 330,025,859,032,235.75
  5. Step 5: Solve for x
    x = 330,025,859,032,235.75/21,583,410.60
  6. Step 6: Final answer
    x = 15,290,718.65

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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.