Home / 26,920,870.80-40,387,211.10-13,280,551.80

Finding the Fourth Proportional to 26,920,870.80, 40,387,211.10 and 13,280,551.80

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Solution

The fourth proportional to 26,920,870.80, 40,387,211.10 and 13,280,551.80 is: 19,923,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920,870.80 : 40,387,211.10 = 13,280,551.80 : x
  2. Step 2: Convert to fraction form
    26,920,870.80/40,387,211.10 = 13,280,551.80/x
  3. Step 3: Cross multiply
    26,920,870.80x = 40,387,211.10 × 13,280,551.80
  4. Step 4: Simplify right side
    26,920,870.80x = 536,364,449,071,085
  5. Step 5: Solve for x
    x = 536,364,449,071,085/26,920,870.80
  6. Step 6: Final answer
    x = 19,923,740.69

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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.