Home / 9,787,875.20-14,681,812.80-9,619,913.60

Finding the Fourth Proportional to 9,787,875.20, 14,681,812.80 and 9,619,913.60

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Solution

The fourth proportional to 9,787,875.20, 14,681,812.80 and 9,619,913.60 is: 14,429,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,875.20 : 14,681,812.80 = 9,619,913.60 : x
  2. Step 2: Convert to fraction form
    9,787,875.20/14,681,812.80 = 9,619,913.60/x
  3. Step 3: Cross multiply
    9,787,875.20x = 14,681,812.80 × 9,619,913.60
  4. Step 4: Simplify right side
    9,787,875.20x = 141,237,770,627,374.09
  5. Step 5: Solve for x
    x = 141,237,770,627,374.09/9,787,875.20
  6. Step 6: Final answer
    x = 14,429,870.40

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1.5x scale

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.