Home / 28,812,716.44-39,759,393.18-15,759,300.76

Finding the Fourth Proportional to 28,812,716.44, 39,759,393.18 and 15,759,300.76

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Solution

The fourth proportional to 28,812,716.44, 39,759,393.18 and 15,759,300.76 is: 21,746,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,716.44 : 39,759,393.18 = 15,759,300.76 : x
  2. Step 2: Convert to fraction form
    28,812,716.44/39,759,393.18 = 15,759,300.76/x
  3. Step 3: Cross multiply
    28,812,716.44x = 39,759,393.18 × 15,759,300.76
  4. Step 4: Simplify right side
    28,812,716.44x = 626,580,235,158,712.75
  5. Step 5: Solve for x
    x = 626,580,235,158,712.75/28,812,716.44
  6. Step 6: Final answer
    x = 21,746,656.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.