Home / 13,262,973.78-19,894,459.56-3,678,352.14

Finding the Fourth Proportional to 13,262,973.78, 19,894,459.56 and 3,678,352.14

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Solution

The fourth proportional to 13,262,973.78, 19,894,459.56 and 3,678,352.14 is: 5,517,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,973.78 : 19,894,459.56 = 3,678,352.14 : x
  2. Step 2: Convert to fraction form
    13,262,973.78/19,894,459.56 = 3,678,352.14/x
  3. Step 3: Cross multiply
    13,262,973.78x = 19,894,459.56 × 3,678,352.14
  4. Step 4: Simplify right side
    13,262,973.78x = 73,178,827,896,669.45
  5. Step 5: Solve for x
    x = 73,178,827,896,669.45/13,262,973.78
  6. Step 6: Final answer
    x = 5,517,527.90

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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.