Home / 19,643,068.46-27,103,159.32-11,910,011.42

Finding the Fourth Proportional to 19,643,068.46, 27,103,159.32 and 11,910,011.42

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Solution

The fourth proportional to 19,643,068.46, 27,103,159.32 and 11,910,011.42 is: 16,433,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,643,068.46 : 27,103,159.32 = 11,910,011.42 : x
  2. Step 2: Convert to fraction form
    19,643,068.46/27,103,159.32 = 11,910,011.42/x
  3. Step 3: Cross multiply
    19,643,068.46x = 27,103,159.32 × 11,910,011.42
  4. Step 4: Simplify right side
    19,643,068.46x = 322,798,937,019,279.44
  5. Step 5: Solve for x
    x = 322,798,937,019,279.44/19,643,068.46
  6. Step 6: Final answer
    x = 16,433,223.64

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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.