Home / 7,179,097.60-10,774,521.60-7,123,110.40

Finding the Fourth Proportional to 7,179,097.60, 10,774,521.60 and 7,123,110.40

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Solution

The fourth proportional to 7,179,097.60, 10,774,521.60 and 7,123,110.40 is: 10,690,494.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,097.60 : 10,774,521.60 = 7,123,110.40 : x
  2. Step 2: Convert to fraction form
    7,179,097.60/10,774,521.60 = 7,123,110.40/x
  3. Step 3: Cross multiply
    7,179,097.60x = 10,774,521.60 × 7,123,110.40
  4. Step 4: Simplify right side
    7,179,097.60x = 76,748,106,863,984.64
  5. Step 5: Solve for x
    x = 76,748,106,863,984.64/7,179,097.60
  6. Step 6: Final answer
    x = 10,690,494.98

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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.