Home / 9,990,230.98-13,786,518.59-5,406,552.36

Finding the Fourth Proportional to 9,990,230.98, 13,786,518.59 and 5,406,552.36

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Solution

The fourth proportional to 9,990,230.98, 13,786,518.59 and 5,406,552.36 is: 7,461,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,230.98 : 13,786,518.59 = 5,406,552.36 : x
  2. Step 2: Convert to fraction form
    9,990,230.98/13,786,518.59 = 5,406,552.36/x
  3. Step 3: Cross multiply
    9,990,230.98x = 13,786,518.59 × 5,406,552.36
  4. Step 4: Simplify right side
    9,990,230.98x = 74,537,534,570,965.70
  5. Step 5: Solve for x
    x = 74,537,534,570,965.70/9,990,230.98
  6. Step 6: Final answer
    x = 7,461,042.16

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1.5x scale

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.