Home / 31,078,120.32-46,621,434.81-10,602,342.35

Finding the Fourth Proportional to 31,078,120.32, 46,621,434.81 and 10,602,342.35

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Solution

The fourth proportional to 31,078,120.32, 46,621,434.81 and 10,602,342.35 is: 15,904,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,078,120.32 : 46,621,434.81 = 10,602,342.35 : x
  2. Step 2: Convert to fraction form
    31,078,120.32/46,621,434.81 = 10,602,342.35/x
  3. Step 3: Cross multiply
    31,078,120.32x = 46,621,434.81 × 10,602,342.35
  4. Step 4: Simplify right side
    31,078,120.32x = 494,296,412,470,720.06
  5. Step 5: Solve for x
    x = 494,296,412,470,720.06/31,078,120.32
  6. Step 6: Final answer
    x = 15,904,964.89

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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.