Home / 15,953,554.09-22,026,086.64-13,020,378.17

Finding the Fourth Proportional to 15,953,554.09, 22,026,086.64 and 13,020,378.17

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Solution

The fourth proportional to 15,953,554.09, 22,026,086.64 and 13,020,378.17 is: 17,976,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953,554.09 : 22,026,086.64 = 13,020,378.17 : x
  2. Step 2: Convert to fraction form
    15,953,554.09/22,026,086.64 = 13,020,378.17/x
  3. Step 3: Cross multiply
    15,953,554.09x = 22,026,086.64 × 13,020,378.17
  4. Step 4: Simplify right side
    15,953,554.09x = 286,787,977,482,752.31
  5. Step 5: Solve for x
    x = 286,787,977,482,752.31/15,953,554.09
  6. Step 6: Final answer
    x = 17,976,431.83

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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.