Home / 51,518,903.90-77,212,000.65-39,492,023.90

Finding the Fourth Proportional to 51,518,903.90, 77,212,000.65 and 39,492,023.90

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Solution

The fourth proportional to 51,518,903.90, 77,212,000.65 and 39,492,023.90 is: 59,187,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,518,903.90 : 77,212,000.65 = 39,492,023.90 : x
  2. Step 2: Convert to fraction form
    51,518,903.90/77,212,000.65 = 39,492,023.90/x
  3. Step 3: Cross multiply
    51,518,903.90x = 77,212,000.65 × 39,492,023.90
  4. Step 4: Simplify right side
    51,518,903.90x = 3,049,258,175,036,615.50
  5. Step 5: Solve for x
    x = 3,049,258,175,036,615.50/51,518,903.90
  6. Step 6: Final answer
    x = 59,187,171.00

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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.