Home / 19,035,400.14-28,518,457.86-16,994,666.70

Finding the Fourth Proportional to 19,035,400.14, 28,518,457.86 and 16,994,666.70

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Solution

The fourth proportional to 19,035,400.14, 28,518,457.86 and 16,994,666.70 is: 25,461,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035,400.14 : 28,518,457.86 = 16,994,666.70 : x
  2. Step 2: Convert to fraction form
    19,035,400.14/28,518,457.86 = 16,994,666.70/x
  3. Step 3: Cross multiply
    19,035,400.14x = 28,518,457.86 × 16,994,666.70
  4. Step 4: Simplify right side
    19,035,400.14x = 484,661,686,128,695.25
  5. Step 5: Solve for x
    x = 484,661,686,128,695.25/19,035,400.14
  6. Step 6: Final answer
    x = 25,461,071.61

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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.