Home / 7,968,497.40-11,952,746.10-1,984,865.40

Finding the Fourth Proportional to 7,968,497.40, 11,952,746.10 and 1,984,865.40

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Solution

The fourth proportional to 7,968,497.40, 11,952,746.10 and 1,984,865.40 is: 2,977,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,497.40 : 11,952,746.10 = 1,984,865.40 : x
  2. Step 2: Convert to fraction form
    7,968,497.40/11,952,746.10 = 1,984,865.40/x
  3. Step 3: Cross multiply
    7,968,497.40x = 11,952,746.10 × 1,984,865.40
  4. Step 4: Simplify right side
    7,968,497.40x = 23,724,592,168,874.94
  5. Step 5: Solve for x
    x = 23,724,592,168,874.94/7,968,497.40
  6. Step 6: Final answer
    x = 2,977,298.10

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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.