Home / 19,830,792.65-29,747,555.47-8,304,654.77

Finding the Fourth Proportional to 19,830,792.65, 29,747,555.47 and 8,304,654.77

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Solution

The fourth proportional to 19,830,792.65, 29,747,555.47 and 8,304,654.77 is: 12,457,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830,792.65 : 29,747,555.47 = 8,304,654.77 : x
  2. Step 2: Convert to fraction form
    19,830,792.65/29,747,555.47 = 8,304,654.77/x
  3. Step 3: Cross multiply
    19,830,792.65x = 29,747,555.47 × 8,304,654.77
  4. Step 4: Simplify right side
    19,830,792.65x = 247,043,178,281,037.28
  5. Step 5: Solve for x
    x = 247,043,178,281,037.28/19,830,792.65
  6. Step 6: Final answer
    x = 12,457,554.40

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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.