Home / 8,742,110.54-13,110,328.02-2,904,728.54

Finding the Fourth Proportional to 8,742,110.54, 13,110,328.02 and 2,904,728.54

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Solution

The fourth proportional to 8,742,110.54, 13,110,328.02 and 2,904,728.54 is: 4,356,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,110.54 : 13,110,328.02 = 2,904,728.54 : x
  2. Step 2: Convert to fraction form
    8,742,110.54/13,110,328.02 = 2,904,728.54/x
  3. Step 3: Cross multiply
    8,742,110.54x = 13,110,328.02 × 2,904,728.54
  4. Step 4: Simplify right side
    8,742,110.54x = 38,081,943,968,455.69
  5. Step 5: Solve for x
    x = 38,081,943,968,455.69/8,742,110.54
  6. Step 6: Final answer
    x = 4,356,149.90

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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.