Home / 19,151,107.20-26,426,345.47-10,776,859.47

Finding the Fourth Proportional to 19,151,107.20, 26,426,345.47 and 10,776,859.47

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Solution

The fourth proportional to 19,151,107.20, 26,426,345.47 and 10,776,859.47 is: 14,870,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151,107.20 : 26,426,345.47 = 10,776,859.47 : x
  2. Step 2: Convert to fraction form
    19,151,107.20/26,426,345.47 = 10,776,859.47/x
  3. Step 3: Cross multiply
    19,151,107.20x = 26,426,345.47 × 10,776,859.47
  4. Step 4: Simplify right side
    19,151,107.20x = 284,793,011,381,976.81
  5. Step 5: Solve for x
    x = 284,793,011,381,976.81/19,151,107.20
  6. Step 6: Final answer
    x = 14,870,837.93

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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.