Home / 6,779,289.02-9,355,601.56-3,988,607.06

Finding the Fourth Proportional to 6,779,289.02, 9,355,601.56 and 3,988,607.06

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Solution

The fourth proportional to 6,779,289.02, 9,355,601.56 and 3,988,607.06 is: 5,504,385.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779,289.02 : 9,355,601.56 = 3,988,607.06 : x
  2. Step 2: Convert to fraction form
    6,779,289.02/9,355,601.56 = 3,988,607.06/x
  3. Step 3: Cross multiply
    6,779,289.02x = 9,355,601.56 × 3,988,607.06
  4. Step 4: Simplify right side
    6,779,289.02x = 37,315,818,432,763.02
  5. Step 5: Solve for x
    x = 37,315,818,432,763.02/6,779,289.02
  6. Step 6: Final answer
    x = 5,504,385.24

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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.