Home / 21,574,810.60-32,362,215.90-19,409,972.20

Finding the Fourth Proportional to 21,574,810.60, 32,362,215.90 and 19,409,972.20

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Solution

The fourth proportional to 21,574,810.60, 32,362,215.90 and 19,409,972.20 is: 29,114,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,810.60 : 32,362,215.90 = 19,409,972.20 : x
  2. Step 2: Convert to fraction form
    21,574,810.60/32,362,215.90 = 19,409,972.20/x
  3. Step 3: Cross multiply
    21,574,810.60x = 32,362,215.90 × 19,409,972.20
  4. Step 4: Simplify right side
    21,574,810.60x = 628,149,710,949,397.88
  5. Step 5: Solve for x
    x = 628,149,710,949,397.88/21,574,810.60
  6. Step 6: Final answer
    x = 29,114,958.30

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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.