Home / 12,775,713.95-17,630,752.08-6,974,740.19

Finding the Fourth Proportional to 12,775,713.95, 17,630,752.08 and 6,974,740.19

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Solution

The fourth proportional to 12,775,713.95, 17,630,752.08 and 6,974,740.19 is: 9,625,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775,713.95 : 17,630,752.08 = 6,974,740.19 : x
  2. Step 2: Convert to fraction form
    12,775,713.95/17,630,752.08 = 6,974,740.19/x
  3. Step 3: Cross multiply
    12,775,713.95x = 17,630,752.08 × 6,974,740.19
  4. Step 4: Simplify right side
    12,775,713.95x = 122,969,915,112,302.09
  5. Step 5: Solve for x
    x = 122,969,915,112,302.09/12,775,713.95
  6. Step 6: Final answer
    x = 9,625,287.13

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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.