Home / 8,636,413.69-12,953,730.43-2,878,525.18

Finding the Fourth Proportional to 8,636,413.69, 12,953,730.43 and 2,878,525.18

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Solution

The fourth proportional to 8,636,413.69, 12,953,730.43 and 2,878,525.18 is: 4,317,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,413.69 : 12,953,730.43 = 2,878,525.18 : x
  2. Step 2: Convert to fraction form
    8,636,413.69/12,953,730.43 = 2,878,525.18/x
  3. Step 3: Cross multiply
    8,636,413.69x = 12,953,730.43 × 2,878,525.18
  4. Step 4: Simplify right side
    8,636,413.69x = 37,287,639,237,477.55
  5. Step 5: Solve for x
    x = 37,287,639,237,477.55/8,636,413.69
  6. Step 6: Final answer
    x = 4,317,491.10

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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.