Home / 70,885,966.40-106,328,949.12-17,033,278.40

Finding the Fourth Proportional to 70,885,966.40, 106,328,949.12 and 17,033,278.40

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Solution

The fourth proportional to 70,885,966.40, 106,328,949.12 and 17,033,278.40 is: 25,549,917.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,885,966.40 : 106,328,949.12 = 17,033,278.40 : x
  2. Step 2: Convert to fraction form
    70,885,966.40/106,328,949.12 = 17,033,278.40/x
  3. Step 3: Cross multiply
    70,885,966.40x = 106,328,949.12 × 17,033,278.40
  4. Step 4: Simplify right side
    70,885,966.40x = 1,811,130,592,340,395
  5. Step 5: Solve for x
    x = 1,811,130,592,340,395/70,885,966.40
  6. Step 6: Final answer
    x = 25,549,917.48

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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.