Home / 43,163,366.40-64,735,718.40-18,902,246.40

Finding the Fourth Proportional to 43,163,366.40, 64,735,718.40 and 18,902,246.40

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Solution

The fourth proportional to 43,163,366.40, 64,735,718.40 and 18,902,246.40 is: 28,349,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,163,366.40 : 64,735,718.40 = 18,902,246.40 : x
  2. Step 2: Convert to fraction form
    43,163,366.40/64,735,718.40 = 18,902,246.40/x
  3. Step 3: Cross multiply
    43,163,366.40x = 64,735,718.40 × 18,902,246.40
  4. Step 4: Simplify right side
    43,163,366.40x = 1,223,650,500,077,813.75
  5. Step 5: Solve for x
    x = 1,223,650,500,077,813.75/43,163,366.40
  6. Step 6: Final answer
    x = 28,349,283.25

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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.