Home / 69,756,084.81-104,634,409.23-28,257,745.98

Finding the Fourth Proportional to 69,756,084.81, 104,634,409.23 and 28,257,745.98

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Solution

The fourth proportional to 69,756,084.81, 104,634,409.23 and 28,257,745.98 is: 42,386,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,756,084.81 : 104,634,409.23 = 28,257,745.98 : x
  2. Step 2: Convert to fraction form
    69,756,084.81/104,634,409.23 = 28,257,745.98/x
  3. Step 3: Cross multiply
    69,756,084.81x = 104,634,409.23 × 28,257,745.98
  4. Step 4: Simplify right side
    69,756,084.81x = 2,956,732,556,788,707.50
  5. Step 5: Solve for x
    x = 2,956,732,556,788,707.50/69,756,084.81
  6. Step 6: Final answer
    x = 42,386,733.21

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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.