Home / 9,403,875.63-12,978,766.87-5,734,920.51

Finding the Fourth Proportional to 9,403,875.63, 12,978,766.87 and 5,734,920.51

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Solution

The fourth proportional to 9,403,875.63, 12,978,766.87 and 5,734,920.51 is: 7,915,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,875.63 : 12,978,766.87 = 5,734,920.51 : x
  2. Step 2: Convert to fraction form
    9,403,875.63/12,978,766.87 = 5,734,920.51/x
  3. Step 3: Cross multiply
    9,403,875.63x = 12,978,766.87 × 5,734,920.51
  4. Step 4: Simplify right side
    9,403,875.63x = 74,432,196,317,271.50
  5. Step 5: Solve for x
    x = 74,432,196,317,271.50/9,403,875.63
  6. Step 6: Final answer
    x = 7,915,055.37

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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.