Home / 13,381,344.80-20,072,017.20-4,404,730.40

Finding the Fourth Proportional to 13,381,344.80, 20,072,017.20 and 4,404,730.40

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Solution

The fourth proportional to 13,381,344.80, 20,072,017.20 and 4,404,730.40 is: 6,607,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381,344.80 : 20,072,017.20 = 4,404,730.40 : x
  2. Step 2: Convert to fraction form
    13,381,344.80/20,072,017.20 = 4,404,730.40/x
  3. Step 3: Cross multiply
    13,381,344.80x = 20,072,017.20 × 4,404,730.40
  4. Step 4: Simplify right side
    13,381,344.80x = 88,411,824,350,162.89
  5. Step 5: Solve for x
    x = 88,411,824,350,162.89/13,381,344.80
  6. Step 6: Final answer
    x = 6,607,095.60

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1.5x scale

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.