Home / 38,713,733.33-53,426,362.80-21,071,783.58

Finding the Fourth Proportional to 38,713,733.33, 53,426,362.80 and 21,071,783.58

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Solution

The fourth proportional to 38,713,733.33, 53,426,362.80 and 21,071,783.58 is: 29,079,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713,733.33 : 53,426,362.80 = 21,071,783.58 : x
  2. Step 2: Convert to fraction form
    38,713,733.33/53,426,362.80 = 21,071,783.58/x
  3. Step 3: Cross multiply
    38,713,733.33x = 53,426,362.80 × 21,071,783.58
  4. Step 4: Simplify right side
    38,713,733.33x = 1,125,788,754,207,621.50
  5. Step 5: Solve for x
    x = 1,125,788,754,207,621.50/38,713,733.33
  6. Step 6: Final answer
    x = 29,079,829.24

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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.