Home / 49,903,226.12-74,881,637.23-20,777,172.01

Finding the Fourth Proportional to 49,903,226.12, 74,881,637.23 and 20,777,172.01

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Solution

The fourth proportional to 49,903,226.12, 74,881,637.23 and 20,777,172.01 is: 31,176,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,903,226.12 : 74,881,637.23 = 20,777,172.01 : x
  2. Step 2: Convert to fraction form
    49,903,226.12/74,881,637.23 = 20,777,172.01/x
  3. Step 3: Cross multiply
    49,903,226.12x = 74,881,637.23 × 20,777,172.01
  4. Step 4: Simplify right side
    49,903,226.12x = 1,555,828,656,878,983
  5. Step 5: Solve for x
    x = 1,555,828,656,878,983/49,903,226.12
  6. Step 6: Final answer
    x = 31,176,915.36

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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.