Home / 5,447,400.11-8,160,470.12-4,243,686.25

Finding the Fourth Proportional to 5,447,400.11, 8,160,470.12 and 4,243,686.25

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Solution

The fourth proportional to 5,447,400.11, 8,160,470.12 and 4,243,686.25 is: 6,357,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,400.11 : 8,160,470.12 = 4,243,686.25 : x
  2. Step 2: Convert to fraction form
    5,447,400.11/8,160,470.12 = 4,243,686.25/x
  3. Step 3: Cross multiply
    5,447,400.11x = 8,160,470.12 × 4,243,686.25
  4. Step 4: Simplify right side
    5,447,400.11x = 34,630,474,779,759.07
  5. Step 5: Solve for x
    x = 34,630,474,779,759.07/5,447,400.11
  6. Step 6: Final answer
    x = 6,357,248.24

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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.