Home / 38,742,956.02-53,469,058.38-28,936,382.41

Finding the Fourth Proportional to 38,742,956.02, 53,469,058.38 and 28,936,382.41

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Solution

The fourth proportional to 38,742,956.02, 53,469,058.38 and 28,936,382.41 is: 39,935,030.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742,956.02 : 53,469,058.38 = 28,936,382.41 : x
  2. Step 2: Convert to fraction form
    38,742,956.02/53,469,058.38 = 28,936,382.41/x
  3. Step 3: Cross multiply
    38,742,956.02x = 53,469,058.38 × 28,936,382.41
  4. Step 4: Simplify right side
    38,742,956.02x = 1,547,201,120,386,295.25
  5. Step 5: Solve for x
    x = 1,547,201,120,386,295.25/38,742,956.02
  6. Step 6: Final answer
    x = 39,935,030.24

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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.