Home / 12,537,589.60-18,812,605.20-4,964,802.40

Finding the Fourth Proportional to 12,537,589.60, 18,812,605.20 and 4,964,802.40

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Solution

The fourth proportional to 12,537,589.60, 18,812,605.20 and 4,964,802.40 is: 7,449,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,589.60 : 18,812,605.20 = 4,964,802.40 : x
  2. Step 2: Convert to fraction form
    12,537,589.60/18,812,605.20 = 4,964,802.40/x
  3. Step 3: Cross multiply
    12,537,589.60x = 18,812,605.20 × 4,964,802.40
  4. Step 4: Simplify right side
    12,537,589.60x = 93,400,867,447,212.48
  5. Step 5: Solve for x
    x = 93,400,867,447,212.48/12,537,589.60
  6. Step 6: Final answer
    x = 7,449,667.00

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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.