Home / 51,518,904.90-77,212,002.15-39,492,024.90

Finding the Fourth Proportional to 51,518,904.90, 77,212,002.15 and 39,492,024.90

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Solution

The fourth proportional to 51,518,904.90, 77,212,002.15 and 39,492,024.90 is: 59,187,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,518,904.90 : 77,212,002.15 = 39,492,024.90 : x
  2. Step 2: Convert to fraction form
    51,518,904.90/77,212,002.15 = 39,492,024.90/x
  3. Step 3: Cross multiply
    51,518,904.90x = 77,212,002.15 × 39,492,024.90
  4. Step 4: Simplify right side
    51,518,904.90x = 3,049,258,311,486,653.50
  5. Step 5: Solve for x
    x = 3,049,258,311,486,653.50/51,518,904.90
  6. Step 6: Final answer
    x = 59,187,172.50

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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.