Home / 12,462,693.72-18,678,315.59-6,316,219.72

Finding the Fourth Proportional to 12,462,693.72, 18,678,315.59 and 6,316,219.72

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Solution

The fourth proportional to 12,462,693.72, 18,678,315.59 and 6,316,219.72 is: 9,466,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,693.72 : 18,678,315.59 = 6,316,219.72 : x
  2. Step 2: Convert to fraction form
    12,462,693.72/18,678,315.59 = 6,316,219.72/x
  3. Step 3: Cross multiply
    12,462,693.72x = 18,678,315.59 × 6,316,219.72
  4. Step 4: Simplify right side
    12,462,693.72x = 117,976,345,281,394.06
  5. Step 5: Solve for x
    x = 117,976,345,281,394.06/12,462,693.72
  6. Step 6: Final answer
    x = 9,466,360.00

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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.