Home / 9,342,401.80-14,013,602.70-7,830,747.40

Finding the Fourth Proportional to 9,342,401.80, 14,013,602.70 and 7,830,747.40

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Solution

The fourth proportional to 9,342,401.80, 14,013,602.70 and 7,830,747.40 is: 11,746,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,401.80 : 14,013,602.70 = 7,830,747.40 : x
  2. Step 2: Convert to fraction form
    9,342,401.80/14,013,602.70 = 7,830,747.40/x
  3. Step 3: Cross multiply
    9,342,401.80x = 14,013,602.70 × 7,830,747.40
  4. Step 4: Simplify right side
    9,342,401.80x = 109,736,982,907,657.98
  5. Step 5: Solve for x
    x = 109,736,982,907,657.98/9,342,401.80
  6. Step 6: Final answer
    x = 11,746,121.10

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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.