Home / 28,606,132.40-42,925,787.40-10,657,050.80

Finding the Fourth Proportional to 28,606,132.40, 42,925,787.40 and 10,657,050.80

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Solution

The fourth proportional to 28,606,132.40, 42,925,787.40 and 10,657,050.80 is: 15,991,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,606,132.40 : 42,925,787.40 = 10,657,050.80 : x
  2. Step 2: Convert to fraction form
    28,606,132.40/42,925,787.40 = 10,657,050.80/x
  3. Step 3: Cross multiply
    28,606,132.40x = 42,925,787.40 × 10,657,050.80
  4. Step 4: Simplify right side
    28,606,132.40x = 457,462,296,951,799.94
  5. Step 5: Solve for x
    x = 457,462,296,951,799.94/28,606,132.40
  6. Step 6: Final answer
    x = 15,991,756.26

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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.