Home / 30,357,698.37-41,893,678.89-16,606,662.51

Finding the Fourth Proportional to 30,357,698.37, 41,893,678.89 and 16,606,662.51

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Solution

The fourth proportional to 30,357,698.37, 41,893,678.89 and 16,606,662.51 is: 22,917,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357,698.37 : 41,893,678.89 = 16,606,662.51 : x
  2. Step 2: Convert to fraction form
    30,357,698.37/41,893,678.89 = 16,606,662.51/x
  3. Step 3: Cross multiply
    30,357,698.37x = 41,893,678.89 × 16,606,662.51
  4. Step 4: Simplify right side
    30,357,698.37x = 695,714,186,628,541.38
  5. Step 5: Solve for x
    x = 695,714,186,628,541.38/30,357,698.37
  6. Step 6: Final answer
    x = 22,917,224.43

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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.