Home / 7,634,123.76-10,535,112.64-4,370,988.54

Finding the Fourth Proportional to 7,634,123.76, 10,535,112.64 and 4,370,988.54

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Solution

The fourth proportional to 7,634,123.76, 10,535,112.64 and 4,370,988.54 is: 6,031,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,123.76 : 10,535,112.64 = 4,370,988.54 : x
  2. Step 2: Convert to fraction form
    7,634,123.76/10,535,112.64 = 4,370,988.54/x
  3. Step 3: Cross multiply
    7,634,123.76x = 10,535,112.64 × 4,370,988.54
  4. Step 4: Simplify right side
    7,634,123.76x = 46,048,856,617,049.15
  5. Step 5: Solve for x
    x = 46,048,856,617,049.15/7,634,123.76
  6. Step 6: Final answer
    x = 6,031,976.70

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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.