Home / 34,985,862.61-48,297,969.78-21,759,302.81

Finding the Fourth Proportional to 34,985,862.61, 48,297,969.78 and 21,759,302.81

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Solution

The fourth proportional to 34,985,862.61, 48,297,969.78 and 21,759,302.81 is: 30,038,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,985,862.61 : 48,297,969.78 = 21,759,302.81 : x
  2. Step 2: Convert to fraction form
    34,985,862.61/48,297,969.78 = 21,759,302.81/x
  3. Step 3: Cross multiply
    34,985,862.61x = 48,297,969.78 × 21,759,302.81
  4. Step 4: Simplify right side
    34,985,862.61x = 1,050,930,149,590,396.50
  5. Step 5: Solve for x
    x = 1,050,930,149,590,396.50/34,985,862.61
  6. Step 6: Final answer
    x = 30,038,709.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.