Home / 14,365,613.04-19,824,964.65-7,839,662.84

Finding the Fourth Proportional to 14,365,613.04, 19,824,964.65 and 7,839,662.84

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Solution

The fourth proportional to 14,365,613.04, 19,824,964.65 and 7,839,662.84 is: 10,818,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,613.04 : 19,824,964.65 = 7,839,662.84 : x
  2. Step 2: Convert to fraction form
    14,365,613.04/19,824,964.65 = 7,839,662.84/x
  3. Step 3: Cross multiply
    14,365,613.04x = 19,824,964.65 × 7,839,662.84
  4. Step 4: Simplify right side
    14,365,613.04x = 155,421,038,670,918.59
  5. Step 5: Solve for x
    x = 155,421,038,670,918.59/14,365,613.04
  6. Step 6: Final answer
    x = 10,818,963.19

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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.