Home / 70,634,138.60-106,018,859.10-36,579,924.20

Finding the Fourth Proportional to 70,634,138.60, 106,018,859.10 and 36,579,924.20

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Solution

The fourth proportional to 70,634,138.60, 106,018,859.10 and 36,579,924.20 is: 54,904,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,634,138.60 : 106,018,859.10 = 36,579,924.20 : x
  2. Step 2: Convert to fraction form
    70,634,138.60/106,018,859.10 = 36,579,924.20/x
  3. Step 3: Cross multiply
    70,634,138.60x = 106,018,859.10 × 36,579,924.20
  4. Step 4: Simplify right side
    70,634,138.60x = 3,878,161,829,648,480.50
  5. Step 5: Solve for x
    x = 3,878,161,829,648,480.50/70,634,138.60
  6. Step 6: Final answer
    x = 54,904,921.42

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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.