Home / 65,355,510.23-98,016,928.45-19,288,236.05

Finding the Fourth Proportional to 65,355,510.23, 98,016,928.45 and 19,288,236.05

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Solution

The fourth proportional to 65,355,510.23, 98,016,928.45 and 19,288,236.05 is: 28,927,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,355,510.23 : 98,016,928.45 = 19,288,236.05 : x
  2. Step 2: Convert to fraction form
    65,355,510.23/98,016,928.45 = 19,288,236.05/x
  3. Step 3: Cross multiply
    65,355,510.23x = 98,016,928.45 × 19,288,236.05
  4. Step 4: Simplify right side
    65,355,510.23x = 1,890,573,652,420,334
  5. Step 5: Solve for x
    x = 1,890,573,652,420,334/65,355,510.23
  6. Step 6: Final answer
    x = 28,927,532.60

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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.