Home / 22,926,867.84-31,639,076.55-12,613,369.50

Finding the Fourth Proportional to 22,926,867.84, 31,639,076.55 and 12,613,369.50

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Solution

The fourth proportional to 22,926,867.84, 31,639,076.55 and 12,613,369.50 is: 17,406,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,926,867.84 : 31,639,076.55 = 12,613,369.50 : x
  2. Step 2: Convert to fraction form
    22,926,867.84/31,639,076.55 = 12,613,369.50/x
  3. Step 3: Cross multiply
    22,926,867.84x = 31,639,076.55 × 12,613,369.50
  4. Step 4: Simplify right side
    22,926,867.84x = 399,075,363,163,935.25
  5. Step 5: Solve for x
    x = 399,075,363,163,935.25/22,926,867.84
  6. Step 6: Final answer
    x = 17,406,449.32

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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.