Home / 7,776,006.40-11,664,009.60-6,358,830.40

Finding the Fourth Proportional to 7,776,006.40, 11,664,009.60 and 6,358,830.40

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Solution

The fourth proportional to 7,776,006.40, 11,664,009.60 and 6,358,830.40 is: 9,538,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,006.40 : 11,664,009.60 = 6,358,830.40 : x
  2. Step 2: Convert to fraction form
    7,776,006.40/11,664,009.60 = 6,358,830.40/x
  3. Step 3: Cross multiply
    7,776,006.40x = 11,664,009.60 × 6,358,830.40
  4. Step 4: Simplify right side
    7,776,006.40x = 74,169,458,830,371.84
  5. Step 5: Solve for x
    x = 74,169,458,830,371.84/7,776,006.40
  6. Step 6: Final answer
    x = 9,538,245.60

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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.