Home / 31,078,116.40-46,621,428.99-10,602,338.47

Finding the Fourth Proportional to 31,078,116.40, 46,621,428.99 and 10,602,338.47

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Solution

The fourth proportional to 31,078,116.40, 46,621,428.99 and 10,602,338.47 is: 15,904,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,078,116.40 : 46,621,428.99 = 10,602,338.47 : x
  2. Step 2: Convert to fraction form
    31,078,116.40/46,621,428.99 = 10,602,338.47/x
  3. Step 3: Cross multiply
    31,078,116.40x = 46,621,428.99 × 10,602,338.47
  4. Step 4: Simplify right side
    31,078,116.40x = 494,296,170,107,050.31
  5. Step 5: Solve for x
    x = 494,296,170,107,050.31/31,078,116.40
  6. Step 6: Final answer
    x = 15,904,959.10

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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.