Home / 19,774,386.51-27,288,871.67-10,953,972.89

Finding the Fourth Proportional to 19,774,386.51, 27,288,871.67 and 10,953,972.89

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Solution

The fourth proportional to 19,774,386.51, 27,288,871.67 and 10,953,972.89 is: 15,116,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774,386.51 : 27,288,871.67 = 10,953,972.89 : x
  2. Step 2: Convert to fraction form
    19,774,386.51/27,288,871.67 = 10,953,972.89/x
  3. Step 3: Cross multiply
    19,774,386.51x = 27,288,871.67 × 10,953,972.89
  4. Step 4: Simplify right side
    19,774,386.51x = 298,921,560,280,654.81
  5. Step 5: Solve for x
    x = 298,921,560,280,654.81/19,774,386.51
  6. Step 6: Final answer
    x = 15,116,603.50

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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.