Home / 43,098,869.40-64,648,304.10-20,069,759.40

Finding the Fourth Proportional to 43,098,869.40, 64,648,304.10 and 20,069,759.40

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Solution

The fourth proportional to 43,098,869.40, 64,648,304.10 and 20,069,759.40 is: 30,104,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,098,869.40 : 64,648,304.10 = 20,069,759.40 : x
  2. Step 2: Convert to fraction form
    43,098,869.40/64,648,304.10 = 20,069,759.40/x
  3. Step 3: Cross multiply
    43,098,869.40x = 64,648,304.10 × 20,069,759.40
  4. Step 4: Simplify right side
    43,098,869.40x = 1,297,475,908,905,033.50
  5. Step 5: Solve for x
    x = 1,297,475,908,905,033.50/43,098,869.40
  6. Step 6: Final answer
    x = 30,104,639.10

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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.