Home / 19,119,326.40-26,384,336.80-10,417,571.20

Finding the Fourth Proportional to 19,119,326.40, 26,384,336.80 and 10,417,571.20

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Solution

The fourth proportional to 19,119,326.40, 26,384,336.80 and 10,417,571.20 is: 14,376,066.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119,326.40 : 26,384,336.80 = 10,417,571.20 : x
  2. Step 2: Convert to fraction form
    19,119,326.40/26,384,336.80 = 10,417,571.20/x
  3. Step 3: Cross multiply
    19,119,326.40x = 26,384,336.80 × 10,417,571.20
  4. Step 4: Simplify right side
    19,119,326.40x = 274,860,707,178,780.16
  5. Step 5: Solve for x
    x = 274,860,707,178,780.16/19,119,326.40
  6. Step 6: Final answer
    x = 14,376,066.47

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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.