Home / 19,574,706.60-29,362,059.90-12,772,261.80

Finding the Fourth Proportional to 19,574,706.60, 29,362,059.90 and 12,772,261.80

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Solution

The fourth proportional to 19,574,706.60, 29,362,059.90 and 12,772,261.80 is: 19,158,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,706.60 : 29,362,059.90 = 12,772,261.80 : x
  2. Step 2: Convert to fraction form
    19,574,706.60/29,362,059.90 = 12,772,261.80/x
  3. Step 3: Cross multiply
    19,574,706.60x = 29,362,059.90 × 12,772,261.80
  4. Step 4: Simplify right side
    19,574,706.60x = 375,019,916,030,081.81
  5. Step 5: Solve for x
    x = 375,019,916,030,081.81/19,574,706.60
  6. Step 6: Final answer
    x = 19,158,392.70

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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.