Home / 14,387,528.32-19,868,047.96-9,239,857.64

Finding the Fourth Proportional to 14,387,528.32, 19,868,047.96 and 9,239,857.64

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Solution

The fourth proportional to 14,387,528.32, 19,868,047.96 and 9,239,857.64 is: 12,759,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,528.32 : 19,868,047.96 = 9,239,857.64 : x
  2. Step 2: Convert to fraction form
    14,387,528.32/19,868,047.96 = 9,239,857.64/x
  3. Step 3: Cross multiply
    14,387,528.32x = 19,868,047.96 × 9,239,857.64
  4. Step 4: Simplify right side
    14,387,528.32x = 183,577,934,735,092.44
  5. Step 5: Solve for x
    x = 183,577,934,735,092.44/14,387,528.32
  6. Step 6: Final answer
    x = 12,759,518.57

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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.