Home / 28,090,799.84-42,136,199.76-7,896,041.84

Finding the Fourth Proportional to 28,090,799.84, 42,136,199.76 and 7,896,041.84

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Solution

The fourth proportional to 28,090,799.84, 42,136,199.76 and 7,896,041.84 is: 11,844,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,799.84 : 42,136,199.76 = 7,896,041.84 : x
  2. Step 2: Convert to fraction form
    28,090,799.84/42,136,199.76 = 7,896,041.84/x
  3. Step 3: Cross multiply
    28,090,799.84x = 42,136,199.76 × 7,896,041.84
  4. Step 4: Simplify right side
    28,090,799.84x = 332,709,196,283,557.94
  5. Step 5: Solve for x
    x = 332,709,196,283,557.94/28,090,799.84
  6. Step 6: Final answer
    x = 11,844,062.76

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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.