Home / 38,039,623.02-52,494,679.80-21,742,448.94

Finding the Fourth Proportional to 38,039,623.02, 52,494,679.80 and 21,742,448.94

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Solution

The fourth proportional to 38,039,623.02, 52,494,679.80 and 21,742,448.94 is: 30,004,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039,623.02 : 52,494,679.80 = 21,742,448.94 : x
  2. Step 2: Convert to fraction form
    38,039,623.02/52,494,679.80 = 21,742,448.94/x
  3. Step 3: Cross multiply
    38,039,623.02x = 52,494,679.80 × 21,742,448.94
  4. Step 4: Simplify right side
    38,039,623.02x = 1,141,362,895,173,149.50
  5. Step 5: Solve for x
    x = 1,141,362,895,173,149.50/38,039,623.02
  6. Step 6: Final answer
    x = 30,004,579.56

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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.