Home / 28,596,533.80-42,894,800.70-10,641,922.60

Finding the Fourth Proportional to 28,596,533.80, 42,894,800.70 and 10,641,922.60

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Solution

The fourth proportional to 28,596,533.80, 42,894,800.70 and 10,641,922.60 is: 15,962,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596,533.80 : 42,894,800.70 = 10,641,922.60 : x
  2. Step 2: Convert to fraction form
    28,596,533.80/42,894,800.70 = 10,641,922.60/x
  3. Step 3: Cross multiply
    28,596,533.80x = 42,894,800.70 × 10,641,922.60
  4. Step 4: Simplify right side
    28,596,533.80x = 456,483,148,991,825.81
  5. Step 5: Solve for x
    x = 456,483,148,991,825.81/28,596,533.80
  6. Step 6: Final answer
    x = 15,962,883.90

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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.