Home / 28,699,413.76-43,026,386.77-14,315,077.36

Finding the Fourth Proportional to 28,699,413.76, 43,026,386.77 and 14,315,077.36

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Solution

The fourth proportional to 28,699,413.76, 43,026,386.77 and 14,315,077.36 is: 21,461,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699,413.76 : 43,026,386.77 = 14,315,077.36 : x
  2. Step 2: Convert to fraction form
    28,699,413.76/43,026,386.77 = 14,315,077.36/x
  3. Step 3: Cross multiply
    28,699,413.76x = 43,026,386.77 × 14,315,077.36
  4. Step 4: Simplify right side
    28,699,413.76x = 615,926,055,133,830.50
  5. Step 5: Solve for x
    x = 615,926,055,133,830.50/28,699,413.76
  6. Step 6: Final answer
    x = 21,461,276.54

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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.