Home / 19,207,355.08-28,806,904.62-6,077,813.40

Finding the Fourth Proportional to 19,207,355.08, 28,806,904.62 and 6,077,813.40

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Solution

The fourth proportional to 19,207,355.08, 28,806,904.62 and 6,077,813.40 is: 9,115,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207,355.08 : 28,806,904.62 = 6,077,813.40 : x
  2. Step 2: Convert to fraction form
    19,207,355.08/28,806,904.62 = 6,077,813.40/x
  3. Step 3: Cross multiply
    19,207,355.08x = 28,806,904.62 × 6,077,813.40
  4. Step 4: Simplify right side
    19,207,355.08x = 175,082,990,911,957.94
  5. Step 5: Solve for x
    x = 175,082,990,911,957.94/19,207,355.08
  6. Step 6: Final answer
    x = 9,115,413.87

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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.