Home / 30,917,962.20-46,376,943.30-30,209,374.20

Finding the Fourth Proportional to 30,917,962.20, 46,376,943.30 and 30,209,374.20

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Solution

The fourth proportional to 30,917,962.20, 46,376,943.30 and 30,209,374.20 is: 45,314,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917,962.20 : 46,376,943.30 = 30,209,374.20 : x
  2. Step 2: Convert to fraction form
    30,917,962.20/46,376,943.30 = 30,209,374.20/x
  3. Step 3: Cross multiply
    30,917,962.20x = 46,376,943.30 × 30,209,374.20
  4. Step 4: Simplify right side
    30,917,962.20x = 1,401,018,434,401,882.75
  5. Step 5: Solve for x
    x = 1,401,018,434,401,882.75/30,917,962.20
  6. Step 6: Final answer
    x = 45,314,061.30

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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.