Home / 21,054,938.67-31,583,383.41-6,482,510.89

Finding the Fourth Proportional to 21,054,938.67, 31,583,383.41 and 6,482,510.89

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Solution

The fourth proportional to 21,054,938.67, 31,583,383.41 and 6,482,510.89 is: 9,724,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,054,938.67 : 31,583,383.41 = 6,482,510.89 : x
  2. Step 2: Convert to fraction form
    21,054,938.67/31,583,383.41 = 6,482,510.89/x
  3. Step 3: Cross multiply
    21,054,938.67x = 31,583,383.41 × 6,482,510.89
  4. Step 4: Simplify right side
    21,054,938.67x = 204,739,626,898,370.31
  5. Step 5: Solve for x
    x = 204,739,626,898,370.31/21,054,938.67
  6. Step 6: Final answer
    x = 9,724,066.65

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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.