Home / 38,323,957.07-52,879,987.35-21,803,117.19

Finding the Fourth Proportional to 38,323,957.07, 52,879,987.35 and 21,803,117.19

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Solution

The fourth proportional to 38,323,957.07, 52,879,987.35 and 21,803,117.19 is: 30,084,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323,957.07 : 52,879,987.35 = 21,803,117.19 : x
  2. Step 2: Convert to fraction form
    38,323,957.07/52,879,987.35 = 21,803,117.19/x
  3. Step 3: Cross multiply
    38,323,957.07x = 52,879,987.35 × 21,803,117.19
  4. Step 4: Simplify right side
    38,323,957.07x = 1,152,948,560,999,467.75
  5. Step 5: Solve for x
    x = 1,152,948,560,999,467.75/38,323,957.07
  6. Step 6: Final answer
    x = 30,084,277.54

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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.