Home / 14,365,616.54-19,824,969.48-7,839,666.35

Finding the Fourth Proportional to 14,365,616.54, 19,824,969.48 and 7,839,666.35

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Solution

The fourth proportional to 14,365,616.54, 19,824,969.48 and 7,839,666.35 is: 10,818,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,616.54 : 19,824,969.48 = 7,839,666.35 : x
  2. Step 2: Convert to fraction form
    14,365,616.54/19,824,969.48 = 7,839,666.35/x
  3. Step 3: Cross multiply
    14,365,616.54x = 19,824,969.48 × 7,839,666.35
  4. Step 4: Simplify right side
    14,365,616.54x = 155,421,146,023,008.16
  5. Step 5: Solve for x
    x = 155,421,146,023,008.16/14,365,616.54
  6. Step 6: Final answer
    x = 10,818,968.03

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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.