Home / 31,078,112.40-46,621,422.99-10,602,334.46

Finding the Fourth Proportional to 31,078,112.40, 46,621,422.99 and 10,602,334.46

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Solution

The fourth proportional to 31,078,112.40, 46,621,422.99 and 10,602,334.46 is: 15,904,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,078,112.40 : 46,621,422.99 = 10,602,334.46 : x
  2. Step 2: Convert to fraction form
    31,078,112.40/46,621,422.99 = 10,602,334.46/x
  3. Step 3: Cross multiply
    31,078,112.40x = 46,621,422.99 × 10,602,334.46
  4. Step 4: Simplify right side
    31,078,112.40x = 494,295,919,657,666.81
  5. Step 5: Solve for x
    x = 494,295,919,657,666.81/31,078,112.40
  6. Step 6: Final answer
    x = 15,904,953.08

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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.