Home / 28,604,196.40-42,922,883.40-10,655,114.80

Finding the Fourth Proportional to 28,604,196.40, 42,922,883.40 and 10,655,114.80

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Solution

The fourth proportional to 28,604,196.40, 42,922,883.40 and 10,655,114.80 is: 15,988,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604,196.40 : 42,922,883.40 = 10,655,114.80 : x
  2. Step 2: Convert to fraction form
    28,604,196.40/42,922,883.40 = 10,655,114.80/x
  3. Step 3: Cross multiply
    28,604,196.40x = 42,922,883.40 × 10,655,114.80
  4. Step 4: Simplify right side
    28,604,196.40x = 457,348,250,174,014.31
  5. Step 5: Solve for x
    x = 457,348,250,174,014.31/28,604,196.40
  6. Step 6: Final answer
    x = 15,988,851.56

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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.