Home / 38,345,678.47-52,918,342.08-22,678,133.50

Finding the Fourth Proportional to 38,345,678.47, 52,918,342.08 and 22,678,133.50

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Solution

The fourth proportional to 38,345,678.47, 52,918,342.08 and 22,678,133.50 is: 31,296,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,345,678.47 : 52,918,342.08 = 22,678,133.50 : x
  2. Step 2: Convert to fraction form
    38,345,678.47/52,918,342.08 = 22,678,133.50/x
  3. Step 3: Cross multiply
    38,345,678.47x = 52,918,342.08 × 22,678,133.50
  4. Step 4: Simplify right side
    38,345,678.47x = 1,200,089,226,288,907.75
  5. Step 5: Solve for x
    x = 1,200,089,226,288,907.75/38,345,678.47
  6. Step 6: Final answer
    x = 31,296,596.49

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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.