Home / 13,881,041.52-19,153,115.04-8,721,413.64

Finding the Fourth Proportional to 13,881,041.52, 19,153,115.04 and 8,721,413.64

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Solution

The fourth proportional to 13,881,041.52, 19,153,115.04 and 8,721,413.64 is: 12,033,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881,041.52 : 19,153,115.04 = 8,721,413.64 : x
  2. Step 2: Convert to fraction form
    13,881,041.52/19,153,115.04 = 8,721,413.64/x
  3. Step 3: Cross multiply
    13,881,041.52x = 19,153,115.04 × 8,721,413.64
  4. Step 4: Simplify right side
    13,881,041.52x = 167,042,238,758,345.16
  5. Step 5: Solve for x
    x = 167,042,238,758,345.16/13,881,041.52
  6. Step 6: Final answer
    x = 12,033,840.44

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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.