Home / 51,990,802.24-71,749,548.48-28,785,928.36

Finding the Fourth Proportional to 51,990,802.24, 71,749,548.48 and 28,785,928.36

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Solution

The fourth proportional to 51,990,802.24, 71,749,548.48 and 28,785,928.36 is: 39,725,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,990,802.24 : 71,749,548.48 = 28,785,928.36 : x
  2. Step 2: Convert to fraction form
    51,990,802.24/71,749,548.48 = 28,785,928.36/x
  3. Step 3: Cross multiply
    51,990,802.24x = 71,749,548.48 × 28,785,928.36
  4. Step 4: Simplify right side
    51,990,802.24x = 2,065,377,362,407,627
  5. Step 5: Solve for x
    x = 2,065,377,362,407,627/51,990,802.24
  6. Step 6: Final answer
    x = 39,725,822.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.