Home / 91,287,555.36-136,939,774.56-33,009,779.04

Finding the Fourth Proportional to 91,287,555.36, 136,939,774.56 and 33,009,779.04

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Solution

The fourth proportional to 91,287,555.36, 136,939,774.56 and 33,009,779.04 is: 49,517,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,287,555.36 : 136,939,774.56 = 33,009,779.04 : x
  2. Step 2: Convert to fraction form
    91,287,555.36/136,939,774.56 = 33,009,779.04/x
  3. Step 3: Cross multiply
    91,287,555.36x = 136,939,774.56 × 33,009,779.04
  4. Step 4: Simplify right side
    91,287,555.36x = 4,520,351,700,013,013
  5. Step 5: Solve for x
    x = 4,520,351,700,013,013/91,287,555.36
  6. Step 6: Final answer
    x = 49,517,721.03

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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.