Home / 17,614,636.80-26,421,955.20-7,518,278.40

Finding the Fourth Proportional to 17,614,636.80, 26,421,955.20 and 7,518,278.40

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Solution

The fourth proportional to 17,614,636.80, 26,421,955.20 and 7,518,278.40 is: 11,277,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,614,636.80 : 26,421,955.20 = 7,518,278.40 : x
  2. Step 2: Convert to fraction form
    17,614,636.80/26,421,955.20 = 7,518,278.40/x
  3. Step 3: Cross multiply
    17,614,636.80x = 26,421,955.20 × 7,518,278.40
  4. Step 4: Simplify right side
    17,614,636.80x = 198,647,615,065,927.69
  5. Step 5: Solve for x
    x = 198,647,615,065,927.69/17,614,636.80
  6. Step 6: Final answer
    x = 11,277,417.60

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1.5x scale

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.