Home / 9,985,413.57-13,779,736.77-5,575,206.95

Finding the Fourth Proportional to 9,985,413.57, 13,779,736.77 and 5,575,206.95

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Solution

The fourth proportional to 9,985,413.57, 13,779,736.77 and 5,575,206.95 is: 7,693,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985,413.57 : 13,779,736.77 = 5,575,206.95 : x
  2. Step 2: Convert to fraction form
    9,985,413.57/13,779,736.77 = 5,575,206.95/x
  3. Step 3: Cross multiply
    9,985,413.57x = 13,779,736.77 × 5,575,206.95
  4. Step 4: Simplify right side
    9,985,413.57x = 76,824,884,209,274.55
  5. Step 5: Solve for x
    x = 76,824,884,209,274.55/9,985,413.57
  6. Step 6: Final answer
    x = 7,693,710.80

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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.