Home / 31,229,127.80-46,845,528.81-12,059,985.32

Finding the Fourth Proportional to 31,229,127.80, 46,845,528.81 and 12,059,985.32

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Solution

The fourth proportional to 31,229,127.80, 46,845,528.81 and 12,059,985.32 is: 18,090,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,127.80 : 46,845,528.81 = 12,059,985.32 : x
  2. Step 2: Convert to fraction form
    31,229,127.80/46,845,528.81 = 12,059,985.32/x
  3. Step 3: Cross multiply
    31,229,127.80x = 46,845,528.81 × 12,059,985.32
  4. Step 4: Simplify right side
    31,229,127.80x = 564,956,389,756,237.12
  5. Step 5: Solve for x
    x = 564,956,389,756,237.12/31,229,127.80
  6. Step 6: Final answer
    x = 18,090,687.43

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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.