Home / 52,261,445.60-72,124,834.75-31,354,265.06

Finding the Fourth Proportional to 52,261,445.60, 72,124,834.75 and 31,354,265.06

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Solution

The fourth proportional to 52,261,445.60, 72,124,834.75 and 31,354,265.06 is: 43,271,309.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,261,445.60 : 72,124,834.75 = 31,354,265.06 : x
  2. Step 2: Convert to fraction form
    52,261,445.60/72,124,834.75 = 31,354,265.06/x
  3. Step 3: Cross multiply
    52,261,445.60x = 72,124,834.75 × 31,354,265.06
  4. Step 4: Simplify right side
    52,261,445.60x = 2,261,421,185,721,189
  5. Step 5: Solve for x
    x = 2,261,421,185,721,189/52,261,445.60
  6. Step 6: Final answer
    x = 43,271,309.47

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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.