Home / 17,938,051.40-26,899,203.90-7,151,767.40

Finding the Fourth Proportional to 17,938,051.40, 26,899,203.90 and 7,151,767.40

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Solution

The fourth proportional to 17,938,051.40, 26,899,203.90 and 7,151,767.40 is: 10,724,512.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,051.40 : 26,899,203.90 = 7,151,767.40 : x
  2. Step 2: Convert to fraction form
    17,938,051.40/26,899,203.90 = 7,151,767.40/x
  3. Step 3: Cross multiply
    17,938,051.40x = 26,899,203.90 × 7,151,767.40
  4. Step 4: Simplify right side
    17,938,051.40x = 192,376,849,537,972.84
  5. Step 5: Solve for x
    x = 192,376,849,537,972.84/17,938,051.40
  6. Step 6: Final answer
    x = 10,724,512.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.