Home / 31,751,999.20-47,627,998.80-31,528,050.40

Finding the Fourth Proportional to 31,751,999.20, 47,627,998.80 and 31,528,050.40

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Solution

The fourth proportional to 31,751,999.20, 47,627,998.80 and 31,528,050.40 is: 47,292,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751,999.20 : 47,627,998.80 = 31,528,050.40 : x
  2. Step 2: Convert to fraction form
    31,751,999.20/47,627,998.80 = 31,528,050.40/x
  3. Step 3: Cross multiply
    31,751,999.20x = 47,627,998.80 × 31,528,050.40
  4. Step 4: Simplify right side
    31,751,999.20x = 1,501,617,946,617,539.25
  5. Step 5: Solve for x
    x = 1,501,617,946,617,539.25/31,751,999.20
  6. Step 6: Final answer
    x = 47,292,075.60

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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.