Home / 55,173,193.02-76,141,368.63-30,726,907.02

Finding the Fourth Proportional to 55,173,193.02, 76,141,368.63 and 30,726,907.02

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Solution

The fourth proportional to 55,173,193.02, 76,141,368.63 and 30,726,907.02 is: 42,404,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173,193.02 : 76,141,368.63 = 30,726,907.02 : x
  2. Step 2: Convert to fraction form
    55,173,193.02/76,141,368.63 = 30,726,907.02/x
  3. Step 3: Cross multiply
    55,173,193.02x = 76,141,368.63 × 30,726,907.02
  4. Step 4: Simplify right side
    55,173,193.02x = 2,339,588,754,269,554.50
  5. Step 5: Solve for x
    x = 2,339,588,754,269,554.50/55,173,193.02
  6. Step 6: Final answer
    x = 42,404,447.27

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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.