Home / 39,020,312.00-53,851,337.31-21,622,114.64

Finding the Fourth Proportional to 39,020,312.00, 53,851,337.31 and 21,622,114.64

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Solution

The fourth proportional to 39,020,312.00, 53,851,337.31 and 21,622,114.64 is: 29,840,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,312.00 : 53,851,337.31 = 21,622,114.64 : x
  2. Step 2: Convert to fraction form
    39,020,312.00/53,851,337.31 = 21,622,114.64/x
  3. Step 3: Cross multiply
    39,020,312.00x = 53,851,337.31 × 21,622,114.64
  4. Step 4: Simplify right side
    39,020,312.00x = 1,164,379,788,625,302.25
  5. Step 5: Solve for x
    x = 1,164,379,788,625,302.25/39,020,312.00
  6. Step 6: Final answer
    x = 29,840,350.55

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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.