Home / 22,369,362.33-30,869,424.90-12,579,803.58

Finding the Fourth Proportional to 22,369,362.33, 30,869,424.90 and 12,579,803.58

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Solution

The fourth proportional to 22,369,362.33, 30,869,424.90 and 12,579,803.58 is: 17,359,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369,362.33 : 30,869,424.90 = 12,579,803.58 : x
  2. Step 2: Convert to fraction form
    22,369,362.33/30,869,424.90 = 12,579,803.58/x
  3. Step 3: Cross multiply
    22,369,362.33x = 30,869,424.90 × 12,579,803.58
  4. Step 4: Simplify right side
    22,369,362.33x = 388,331,301,869,561.12
  5. Step 5: Solve for x
    x = 388,331,301,869,561.12/22,369,362.33
  6. Step 6: Final answer
    x = 17,359,962.98

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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.