Home / 26,731,731.40-36,883,466.50-15,129,295

Finding the Fourth Proportional to 26,731,731.40, 36,883,466.50 and 15,129,295

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Solution

The fourth proportional to 26,731,731.40, 36,883,466.50 and 15,129,295 is: 20,874,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731,731.40 : 36,883,466.50 = 15,129,295 : x
  2. Step 2: Convert to fraction form
    26,731,731.40/36,883,466.50 = 15,129,295/x
  3. Step 3: Cross multiply
    26,731,731.40x = 36,883,466.50 × 15,129,295
  4. Step 4: Simplify right side
    26,731,731.40x = 558,020,845,301,117.50
  5. Step 5: Solve for x
    x = 558,020,845,301,117.50/26,731,731.40
  6. Step 6: Final answer
    x = 20,874,848.58

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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.