Home / 21,411,136.20-32,106,077.10-7,763,737.80

Finding the Fourth Proportional to 21,411,136.20, 32,106,077.10 and 7,763,737.80

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Solution

The fourth proportional to 21,411,136.20, 32,106,077.10 and 7,763,737.80 is: 11,641,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411,136.20 : 32,106,077.10 = 7,763,737.80 : x
  2. Step 2: Convert to fraction form
    21,411,136.20/32,106,077.10 = 7,763,737.80/x
  3. Step 3: Cross multiply
    21,411,136.20x = 32,106,077.10 × 7,763,737.80
  4. Step 4: Simplify right side
    21,411,136.20x = 249,263,164,390,984.38
  5. Step 5: Solve for x
    x = 249,263,164,390,984.38/21,411,136.20
  6. Step 6: Final answer
    x = 11,641,753.25

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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.