Home / 19,172,208.96-26,457,828.64-10,911,866.24

Finding the Fourth Proportional to 19,172,208.96, 26,457,828.64 and 10,911,866.24

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Solution

The fourth proportional to 19,172,208.96, 26,457,828.64 and 10,911,866.24 is: 15,058,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,208.96 : 26,457,828.64 = 10,911,866.24 : x
  2. Step 2: Convert to fraction form
    19,172,208.96/26,457,828.64 = 10,911,866.24/x
  3. Step 3: Cross multiply
    19,172,208.96x = 26,457,828.64 × 10,911,866.24
  4. Step 4: Simplify right side
    19,172,208.96x = 288,704,287,120,521.12
  5. Step 5: Solve for x
    x = 288,704,287,120,521.12/19,172,208.96
  6. Step 6: Final answer
    x = 15,058,478.01

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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.