Home / 38,039,411.24-52,494,387.52-21,742,237.16

Finding the Fourth Proportional to 38,039,411.24, 52,494,387.52 and 21,742,237.16

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Solution

The fourth proportional to 38,039,411.24, 52,494,387.52 and 21,742,237.16 is: 30,004,287.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039,411.24 : 52,494,387.52 = 21,742,237.16 : x
  2. Step 2: Convert to fraction form
    38,039,411.24/52,494,387.52 = 21,742,237.16/x
  3. Step 3: Cross multiply
    38,039,411.24x = 52,494,387.52 × 21,742,237.16
  4. Step 4: Simplify right side
    38,039,411.24x = 1,141,345,423,028,784.25
  5. Step 5: Solve for x
    x = 1,141,345,423,028,784.25/38,039,411.24
  6. Step 6: Final answer
    x = 30,004,287.29

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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.