Home / 14,205,339.88-21,308,406.81-4,620,718.44

Finding the Fourth Proportional to 14,205,339.88, 21,308,406.81 and 4,620,718.44

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Solution

The fourth proportional to 14,205,339.88, 21,308,406.81 and 4,620,718.44 is: 6,931,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,339.88 : 21,308,406.81 = 4,620,718.44 : x
  2. Step 2: Convert to fraction form
    14,205,339.88/21,308,406.81 = 4,620,718.44/x
  3. Step 3: Cross multiply
    14,205,339.88x = 21,308,406.81 × 4,620,718.44
  4. Step 4: Simplify right side
    14,205,339.88x = 98,460,148,291,316.28
  5. Step 5: Solve for x
    x = 98,460,148,291,316.28/14,205,339.88
  6. Step 6: Final answer
    x = 6,931,206.80

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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.