Home / 19,119,434.31-26,384,486.54-10,417,678.83

Finding the Fourth Proportional to 19,119,434.31, 26,384,486.54 and 10,417,678.83

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Solution

The fourth proportional to 19,119,434.31, 26,384,486.54 and 10,417,678.83 is: 14,376,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119,434.31 : 26,384,486.54 = 10,417,678.83 : x
  2. Step 2: Convert to fraction form
    19,119,434.31/26,384,486.54 = 10,417,678.83/x
  3. Step 3: Cross multiply
    19,119,434.31x = 26,384,486.54 × 10,417,678.83
  4. Step 4: Simplify right side
    19,119,434.31x = 274,865,106,816,089.56
  5. Step 5: Solve for x
    x = 274,865,106,816,089.56/19,119,434.31
  6. Step 6: Final answer
    x = 14,376,215.44

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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.