Home / 31,806,016.60-47,638,166.10-26,137,312.60

Finding the Fourth Proportional to 31,806,016.60, 47,638,166.10 and 26,137,312.60

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Solution

The fourth proportional to 31,806,016.60, 47,638,166.10 and 26,137,312.60 is: 39,147,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806,016.60 : 47,638,166.10 = 26,137,312.60 : x
  2. Step 2: Convert to fraction form
    31,806,016.60/47,638,166.10 = 26,137,312.60/x
  3. Step 3: Cross multiply
    31,806,016.60x = 47,638,166.10 × 26,137,312.60
  4. Step 4: Simplify right side
    31,806,016.60x = 1,245,133,639,046,423
  5. Step 5: Solve for x
    x = 1,245,133,639,046,423/31,806,016.60
  6. Step 6: Final answer
    x = 39,147,739.08

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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.