Home / 52,657,602.89-78,989,870.12-13,797,006.44

Finding the Fourth Proportional to 52,657,602.89, 78,989,870.12 and 13,797,006.44

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Solution

The fourth proportional to 52,657,602.89, 78,989,870.12 and 13,797,006.44 is: 20,696,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657,602.89 : 78,989,870.12 = 13,797,006.44 : x
  2. Step 2: Convert to fraction form
    52,657,602.89/78,989,870.12 = 13,797,006.44/x
  3. Step 3: Cross multiply
    52,657,602.89x = 78,989,870.12 × 13,797,006.44
  4. Step 4: Simplify right side
    52,657,602.89x = 1,089,823,746,276,469.12
  5. Step 5: Solve for x
    x = 1,089,823,746,276,469.12/52,657,602.89
  6. Step 6: Final answer
    x = 20,696,417.74

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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.