Home / 9,791,653.60-14,687,480.40-7,776,114.40

Finding the Fourth Proportional to 9,791,653.60, 14,687,480.40 and 7,776,114.40

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Solution

The fourth proportional to 9,791,653.60, 14,687,480.40 and 7,776,114.40 is: 11,664,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,653.60 : 14,687,480.40 = 7,776,114.40 : x
  2. Step 2: Convert to fraction form
    9,791,653.60/14,687,480.40 = 7,776,114.40/x
  3. Step 3: Cross multiply
    9,791,653.60x = 14,687,480.40 × 7,776,114.40
  4. Step 4: Simplify right side
    9,791,653.60x = 114,211,527,838,157.77
  5. Step 5: Solve for x
    x = 114,211,527,838,157.77/9,791,653.60
  6. Step 6: Final answer
    x = 11,664,171.60

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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.