Home / 7,721,580.32-10,656,284.64-4,458,532.40

Finding the Fourth Proportional to 7,721,580.32, 10,656,284.64 and 4,458,532.40

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Solution

The fourth proportional to 7,721,580.32, 10,656,284.64 and 4,458,532.40 is: 6,153,065.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,580.32 : 10,656,284.64 = 4,458,532.40 : x
  2. Step 2: Convert to fraction form
    7,721,580.32/10,656,284.64 = 4,458,532.40/x
  3. Step 3: Cross multiply
    7,721,580.32x = 10,656,284.64 × 4,458,532.40
  4. Step 4: Simplify right side
    7,721,580.32x = 47,511,390,331,062.34
  5. Step 5: Solve for x
    x = 47,511,390,331,062.34/7,721,580.32
  6. Step 6: Final answer
    x = 6,153,065.61

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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.