Home / 28,188,075.60-42,282,113.40-19,094,529.60

Finding the Fourth Proportional to 28,188,075.60, 42,282,113.40 and 19,094,529.60

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Solution

The fourth proportional to 28,188,075.60, 42,282,113.40 and 19,094,529.60 is: 28,641,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,188,075.60 : 42,282,113.40 = 19,094,529.60 : x
  2. Step 2: Convert to fraction form
    28,188,075.60/42,282,113.40 = 19,094,529.60/x
  3. Step 3: Cross multiply
    28,188,075.60x = 42,282,113.40 × 19,094,529.60
  4. Step 4: Simplify right side
    28,188,075.60x = 807,357,065,866,856.62
  5. Step 5: Solve for x
    x = 807,357,065,866,856.62/28,188,075.60
  6. Step 6: Final answer
    x = 28,641,794.40

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1.5x scale

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.