Home / 10,763,607.60-16,145,411.40-7,929,255.60

Finding the Fourth Proportional to 10,763,607.60, 16,145,411.40 and 7,929,255.60

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Solution

The fourth proportional to 10,763,607.60, 16,145,411.40 and 7,929,255.60 is: 11,893,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763,607.60 : 16,145,411.40 = 7,929,255.60 : x
  2. Step 2: Convert to fraction form
    10,763,607.60/16,145,411.40 = 7,929,255.60/x
  3. Step 3: Cross multiply
    10,763,607.60x = 16,145,411.40 × 7,929,255.60
  4. Step 4: Simplify right side
    10,763,607.60x = 128,021,093,757,753.84
  5. Step 5: Solve for x
    x = 128,021,093,757,753.84/10,763,607.60
  6. Step 6: Final answer
    x = 11,893,883.40

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1.5x scale

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.