Home / 43,420,164.40-65,130,246.60-13,124,868.40

Finding the Fourth Proportional to 43,420,164.40, 65,130,246.60 and 13,124,868.40

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Solution

The fourth proportional to 43,420,164.40, 65,130,246.60 and 13,124,868.40 is: 19,687,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,420,164.40 : 65,130,246.60 = 13,124,868.40 : x
  2. Step 2: Convert to fraction form
    43,420,164.40/65,130,246.60 = 13,124,868.40/x
  3. Step 3: Cross multiply
    43,420,164.40x = 65,130,246.60 × 13,124,868.40
  4. Step 4: Simplify right side
    43,420,164.40x = 854,825,915,484,547.50
  5. Step 5: Solve for x
    x = 854,825,915,484,547.50/43,420,164.40
  6. Step 6: Final answer
    x = 19,687,302.60

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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.