Home / 53,390,298.34-73,677,948.25-31,365,805.47

Finding the Fourth Proportional to 53,390,298.34, 73,677,948.25 and 31,365,805.47

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Solution

The fourth proportional to 53,390,298.34, 73,677,948.25 and 31,365,805.47 is: 43,284,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390,298.34 : 73,677,948.25 = 31,365,805.47 : x
  2. Step 2: Convert to fraction form
    53,390,298.34/73,677,948.25 = 31,365,805.47/x
  3. Step 3: Cross multiply
    53,390,298.34x = 73,677,948.25 × 31,365,805.47
  4. Step 4: Simplify right side
    53,390,298.34x = 2,310,968,191,942,362
  5. Step 5: Solve for x
    x = 2,310,968,191,942,362/53,390,298.34
  6. Step 6: Final answer
    x = 43,284,421.78

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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.