Home / 12,868,895.76-19,303,328.15-3,284,275.32

Finding the Fourth Proportional to 12,868,895.76, 19,303,328.15 and 3,284,275.32

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Solution

The fourth proportional to 12,868,895.76, 19,303,328.15 and 3,284,275.32 is: 4,926,409.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,895.76 : 19,303,328.15 = 3,284,275.32 : x
  2. Step 2: Convert to fraction form
    12,868,895.76/19,303,328.15 = 3,284,275.32/x
  3. Step 3: Cross multiply
    12,868,895.76x = 19,303,328.15 × 3,284,275.32
  4. Step 4: Simplify right side
    12,868,895.76x = 63,397,444,220,484.88
  5. Step 5: Solve for x
    x = 63,397,444,220,484.88/12,868,895.76
  6. Step 6: Final answer
    x = 4,926,409.03

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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.