Home / 21,783,312.80-32,687,410.80-15,056,554.40

Finding the Fourth Proportional to 21,783,312.80, 32,687,410.80 and 15,056,554.40

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Solution

The fourth proportional to 21,783,312.80, 32,687,410.80 and 15,056,554.40 is: 22,593,431.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,312.80 : 32,687,410.80 = 15,056,554.40 : x
  2. Step 2: Convert to fraction form
    21,783,312.80/32,687,410.80 = 15,056,554.40/x
  3. Step 3: Cross multiply
    21,783,312.80x = 32,687,410.80 × 15,056,554.40
  4. Step 4: Simplify right side
    21,783,312.80x = 492,159,778,905,347.56
  5. Step 5: Solve for x
    x = 492,159,778,905,347.56/21,783,312.80
  6. Step 6: Final answer
    x = 22,593,431.19

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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.