Home / 9,664,257.40-14,480,639.70-7,113,340.60

Finding the Fourth Proportional to 9,664,257.40, 14,480,639.70 and 7,113,340.60

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Solution

The fourth proportional to 9,664,257.40, 14,480,639.70 and 7,113,340.60 is: 10,658,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,257.40 : 14,480,639.70 = 7,113,340.60 : x
  2. Step 2: Convert to fraction form
    9,664,257.40/14,480,639.70 = 7,113,340.60/x
  3. Step 3: Cross multiply
    9,664,257.40x = 14,480,639.70 × 7,113,340.60
  4. Step 4: Simplify right side
    9,664,257.40x = 103,005,722,291,981.81
  5. Step 5: Solve for x
    x = 103,005,722,291,981.81/9,664,257.40
  6. Step 6: Final answer
    x = 10,658,420.82

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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.