Home / 16,528,076.60-24,792,114.90-5,172,006.20

Finding the Fourth Proportional to 16,528,076.60, 24,792,114.90 and 5,172,006.20

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Solution

The fourth proportional to 16,528,076.60, 24,792,114.90 and 5,172,006.20 is: 7,758,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528,076.60 : 24,792,114.90 = 5,172,006.20 : x
  2. Step 2: Convert to fraction form
    16,528,076.60/24,792,114.90 = 5,172,006.20/x
  3. Step 3: Cross multiply
    16,528,076.60x = 24,792,114.90 × 5,172,006.20
  4. Step 4: Simplify right side
    16,528,076.60x = 128,224,971,973,912.38
  5. Step 5: Solve for x
    x = 128,224,971,973,912.38/16,528,076.60
  6. Step 6: Final answer
    x = 7,758,009.30

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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.