Home / 61,816,917.26-85,303,078.51-34,312,680.38

Finding the Fourth Proportional to 61,816,917.26, 85,303,078.51 and 34,312,680.38

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Solution

The fourth proportional to 61,816,917.26, 85,303,078.51 and 34,312,680.38 is: 47,349,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,816,917.26 : 85,303,078.51 = 34,312,680.38 : x
  2. Step 2: Convert to fraction form
    61,816,917.26/85,303,078.51 = 34,312,680.38/x
  3. Step 3: Cross multiply
    61,816,917.26x = 85,303,078.51 × 34,312,680.38
  4. Step 4: Simplify right side
    61,816,917.26x = 2,926,977,267,831,379.50
  5. Step 5: Solve for x
    x = 2,926,977,267,831,379.50/61,816,917.26
  6. Step 6: Final answer
    x = 47,349,130.27

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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.