Home / 9,000,980.26-12,421,247.68-4,870,915.85

Finding the Fourth Proportional to 9,000,980.26, 12,421,247.68 and 4,870,915.85

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Solution

The fourth proportional to 9,000,980.26, 12,421,247.68 and 4,870,915.85 is: 6,721,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,980.26 : 12,421,247.68 = 4,870,915.85 : x
  2. Step 2: Convert to fraction form
    9,000,980.26/12,421,247.68 = 4,870,915.85/x
  3. Step 3: Cross multiply
    9,000,980.26x = 12,421,247.68 × 4,870,915.85
  4. Step 4: Simplify right side
    9,000,980.26x = 60,502,852,238,429.49
  5. Step 5: Solve for x
    x = 60,502,852,238,429.49/9,000,980.26
  6. Step 6: Final answer
    x = 6,721,807.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.