Home / 9,907,970-14,849,521.08-5,358,837.20

Finding the Fourth Proportional to 9,907,970, 14,849,521.08 and 5,358,837.20

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Solution

The fourth proportional to 9,907,970, 14,849,521.08 and 5,358,837.20 is: 8,031,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,970 : 14,849,521.08 = 5,358,837.20 : x
  2. Step 2: Convert to fraction form
    9,907,970/14,849,521.08 = 5,358,837.20/x
  3. Step 3: Cross multiply
    9,907,970x = 14,849,521.08 × 5,358,837.20
  4. Step 4: Simplify right side
    9,907,970x = 79,576,165,965,688.17
  5. Step 5: Solve for x
    x = 79,576,165,965,688.17/9,907,970
  6. Step 6: Final answer
    x = 8,031,530.77

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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.