Home / 7,566,568.40-10,441,835.88-4,128,779.36

Finding the Fourth Proportional to 7,566,568.40, 10,441,835.88 and 4,128,779.36

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Solution

The fourth proportional to 7,566,568.40, 10,441,835.88 and 4,128,779.36 is: 5,697,699.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,568.40 : 10,441,835.88 = 4,128,779.36 : x
  2. Step 2: Convert to fraction form
    7,566,568.40/10,441,835.88 = 4,128,779.36/x
  3. Step 3: Cross multiply
    7,566,568.40x = 10,441,835.88 × 4,128,779.36
  4. Step 4: Simplify right side
    7,566,568.40x = 43,112,036,461,851.44
  5. Step 5: Solve for x
    x = 43,112,036,461,851.44/7,566,568.40
  6. Step 6: Final answer
    x = 5,697,699.96

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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.