Home / 49,742,386.38-68,644,635.57-28,838,483.10

Finding the Fourth Proportional to 49,742,386.38, 68,644,635.57 and 28,838,483.10

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Solution

The fourth proportional to 49,742,386.38, 68,644,635.57 and 28,838,483.10 is: 39,797,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742,386.38 : 68,644,635.57 = 28,838,483.10 : x
  2. Step 2: Convert to fraction form
    49,742,386.38/68,644,635.57 = 28,838,483.10/x
  3. Step 3: Cross multiply
    49,742,386.38x = 68,644,635.57 × 28,838,483.10
  4. Step 4: Simplify right side
    49,742,386.38x = 1,979,607,162,791,103.75
  5. Step 5: Solve for x
    x = 1,979,607,162,791,103.75/49,742,386.38
  6. Step 6: Final answer
    x = 39,797,189.22

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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.