Home / 6,442,864.64-9,643,268.16-4,736,556.16

Finding the Fourth Proportional to 6,442,864.64, 9,643,268.16 and 4,736,556.16

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Solution

The fourth proportional to 6,442,864.64, 9,643,268.16 and 4,736,556.16 is: 7,089,374.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,864.64 : 9,643,268.16 = 4,736,556.16 : x
  2. Step 2: Convert to fraction form
    6,442,864.64/9,643,268.16 = 4,736,556.16/x
  3. Step 3: Cross multiply
    6,442,864.64x = 9,643,268.16 × 4,736,556.16
  4. Step 4: Simplify right side
    6,442,864.64x = 45,675,881,205,779.87
  5. Step 5: Solve for x
    x = 45,675,881,205,779.87/6,442,864.64
  6. Step 6: Final answer
    x = 7,089,374.64

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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.