Home / 9,966,795.80-14,949,416.10-3,900,349.40

Finding the Fourth Proportional to 9,966,795.80, 14,949,416.10 and 3,900,349.40

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Solution

The fourth proportional to 9,966,795.80, 14,949,416.10 and 3,900,349.40 is: 5,850,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,795.80 : 14,949,416.10 = 3,900,349.40 : x
  2. Step 2: Convert to fraction form
    9,966,795.80/14,949,416.10 = 3,900,349.40/x
  3. Step 3: Cross multiply
    9,966,795.80x = 14,949,416.10 × 3,900,349.40
  4. Step 4: Simplify right side
    9,966,795.80x = 58,307,946,115,985.34
  5. Step 5: Solve for x
    x = 58,307,946,115,985.34/9,966,795.80
  6. Step 6: Final answer
    x = 5,850,219.80

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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.