Home / 19,085,981.12-28,646,908.48-9,994,604.16

Finding the Fourth Proportional to 19,085,981.12, 28,646,908.48 and 9,994,604.16

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Solution

The fourth proportional to 19,085,981.12, 28,646,908.48 and 9,994,604.16 is: 15,001,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,981.12 : 28,646,908.48 = 9,994,604.16 : x
  2. Step 2: Convert to fraction form
    19,085,981.12/28,646,908.48 = 9,994,604.16/x
  3. Step 3: Cross multiply
    19,085,981.12x = 28,646,908.48 × 9,994,604.16
  4. Step 4: Simplify right side
    19,085,981.12x = 286,314,510,665,347.31
  5. Step 5: Solve for x
    x = 286,314,510,665,347.31/19,085,981.12
  6. Step 6: Final answer
    x = 15,001,299.06

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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.