Home / 7,036,985.48-9,706,032.69-6,458,078.48

Finding the Fourth Proportional to 7,036,985.48, 9,706,032.69 and 6,458,078.48

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Solution

The fourth proportional to 7,036,985.48, 9,706,032.69 and 6,458,078.48 is: 8,907,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,985.48 : 9,706,032.69 = 6,458,078.48 : x
  2. Step 2: Convert to fraction form
    7,036,985.48/9,706,032.69 = 6,458,078.48/x
  3. Step 3: Cross multiply
    7,036,985.48x = 9,706,032.69 × 6,458,078.48
  4. Step 4: Simplify right side
    7,036,985.48x = 62,682,320,841,465.52
  5. Step 5: Solve for x
    x = 62,682,320,841,465.52/7,036,985.48
  6. Step 6: Final answer
    x = 8,907,552.96

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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.