Home / 61,292,969.40-91,939,454.10-27,178,102.20

Finding the Fourth Proportional to 61,292,969.40, 91,939,454.10 and 27,178,102.20

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Solution

The fourth proportional to 61,292,969.40, 91,939,454.10 and 27,178,102.20 is: 40,767,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,292,969.40 : 91,939,454.10 = 27,178,102.20 : x
  2. Step 2: Convert to fraction form
    61,292,969.40/91,939,454.10 = 27,178,102.20/x
  3. Step 3: Cross multiply
    61,292,969.40x = 91,939,454.10 × 27,178,102.20
  4. Step 4: Simplify right side
    61,292,969.40x = 2,498,739,879,742,009
  5. Step 5: Solve for x
    x = 2,498,739,879,742,009/61,292,969.40
  6. Step 6: Final answer
    x = 40,767,153.30

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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.