Home / 14,021,420.40-21,030,162.30-4,437,767.70

Finding the Fourth Proportional to 14,021,420.40, 21,030,162.30 and 4,437,767.70

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Solution

The fourth proportional to 14,021,420.40, 21,030,162.30 and 4,437,767.70 is: 6,656,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,420.40 : 21,030,162.30 = 4,437,767.70 : x
  2. Step 2: Convert to fraction form
    14,021,420.40/21,030,162.30 = 4,437,767.70/x
  3. Step 3: Cross multiply
    14,021,420.40x = 21,030,162.30 × 4,437,767.70
  4. Step 4: Simplify right side
    14,021,420.40x = 93,326,974,980,697.72
  5. Step 5: Solve for x
    x = 93,326,974,980,697.72/14,021,420.40
  6. Step 6: Final answer
    x = 6,656,028.58

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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.