Home / 12,563,955.40-18,845,933.10-12,563,955.40

Finding the Fourth Proportional to 12,563,955.40, 18,845,933.10 and 12,563,955.40

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Solution

The fourth proportional to 12,563,955.40, 18,845,933.10 and 12,563,955.40 is: 18,845,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,955.40 : 18,845,933.10 = 12,563,955.40 : x
  2. Step 2: Convert to fraction form
    12,563,955.40/18,845,933.10 = 12,563,955.40/x
  3. Step 3: Cross multiply
    12,563,955.40x = 18,845,933.10 × 12,563,955.40
  4. Step 4: Simplify right side
    12,563,955.40x = 236,779,462,939,783.78
  5. Step 5: Solve for x
    x = 236,779,462,939,783.78/12,563,955.40
  6. Step 6: Final answer
    x = 18,845,933.10

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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.