Home / 25,421,136.72-38,122,869.60-10,847,466.42

Finding the Fourth Proportional to 25,421,136.72, 38,122,869.60 and 10,847,466.42

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Solution

The fourth proportional to 25,421,136.72, 38,122,869.60 and 10,847,466.42 is: 16,267,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,421,136.72 : 38,122,869.60 = 10,847,466.42 : x
  2. Step 2: Convert to fraction form
    25,421,136.72/38,122,869.60 = 10,847,466.42/x
  3. Step 3: Cross multiply
    25,421,136.72x = 38,122,869.60 × 10,847,466.42
  4. Step 4: Simplify right side
    25,421,136.72x = 413,536,547,820,038.88
  5. Step 5: Solve for x
    x = 413,536,547,820,038.88/25,421,136.72
  6. Step 6: Final answer
    x = 16,267,429.44

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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.