Home / 12,953,969.84-19,437,679.61-5,283,242.30

Finding the Fourth Proportional to 12,953,969.84, 19,437,679.61 and 5,283,242.30

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Solution

The fourth proportional to 12,953,969.84, 19,437,679.61 and 5,283,242.30 is: 7,927,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,969.84 : 19,437,679.61 = 5,283,242.30 : x
  2. Step 2: Convert to fraction form
    12,953,969.84/19,437,679.61 = 5,283,242.30/x
  3. Step 3: Cross multiply
    12,953,969.84x = 19,437,679.61 × 5,283,242.30
  4. Step 4: Simplify right side
    12,953,969.84x = 102,693,971,071,561.08
  5. Step 5: Solve for x
    x = 102,693,971,071,561.08/12,953,969.84
  6. Step 6: Final answer
    x = 7,927,606.16

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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.