Home / 26,963,999.40-40,445,999.10-9,921,145.80

Finding the Fourth Proportional to 26,963,999.40, 40,445,999.10 and 9,921,145.80

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Solution

The fourth proportional to 26,963,999.40, 40,445,999.10 and 9,921,145.80 is: 14,881,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963,999.40 : 40,445,999.10 = 9,921,145.80 : x
  2. Step 2: Convert to fraction form
    26,963,999.40/40,445,999.10 = 9,921,145.80/x
  3. Step 3: Cross multiply
    26,963,999.40x = 40,445,999.10 × 9,921,145.80
  4. Step 4: Simplify right side
    26,963,999.40x = 401,270,654,097,768.81
  5. Step 5: Solve for x
    x = 401,270,654,097,768.81/26,963,999.40
  6. Step 6: Final answer
    x = 14,881,718.70

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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.