Home / 52,657,605.39-78,989,873.87-13,797,008.94

Finding the Fourth Proportional to 52,657,605.39, 78,989,873.87 and 13,797,008.94

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Solution

The fourth proportional to 52,657,605.39, 78,989,873.87 and 13,797,008.94 is: 20,696,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657,605.39 : 78,989,873.87 = 13,797,008.94 : x
  2. Step 2: Convert to fraction form
    52,657,605.39/78,989,873.87 = 13,797,008.94/x
  3. Step 3: Cross multiply
    52,657,605.39x = 78,989,873.87 × 13,797,008.94
  4. Step 4: Simplify right side
    52,657,605.39x = 1,089,823,995,953,862.38
  5. Step 5: Solve for x
    x = 1,089,823,995,953,862.38/52,657,605.39
  6. Step 6: Final answer
    x = 20,696,421.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.