Home / 28,095,690.98-38,778,303.89-17,080,105.50

Finding the Fourth Proportional to 28,095,690.98, 38,778,303.89 and 17,080,105.50

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Solution

The fourth proportional to 28,095,690.98, 38,778,303.89 and 17,080,105.50 is: 23,574,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095,690.98 : 38,778,303.89 = 17,080,105.50 : x
  2. Step 2: Convert to fraction form
    28,095,690.98/38,778,303.89 = 17,080,105.50/x
  3. Step 3: Cross multiply
    28,095,690.98x = 38,778,303.89 × 17,080,105.50
  4. Step 4: Simplify right side
    28,095,690.98x = 662,337,521,594,960.62
  5. Step 5: Solve for x
    x = 662,337,521,594,960.62/28,095,690.98
  6. Step 6: Final answer
    x = 23,574,345.33

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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.