Home / 14,041,903.20-21,062,854.80-6,858,045.60

Finding the Fourth Proportional to 14,041,903.20, 21,062,854.80 and 6,858,045.60

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Solution

The fourth proportional to 14,041,903.20, 21,062,854.80 and 6,858,045.60 is: 10,287,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,903.20 : 21,062,854.80 = 6,858,045.60 : x
  2. Step 2: Convert to fraction form
    14,041,903.20/21,062,854.80 = 6,858,045.60/x
  3. Step 3: Cross multiply
    14,041,903.20x = 21,062,854.80 × 6,858,045.60
  4. Step 4: Simplify right side
    14,041,903.20x = 144,450,018,684,578.88
  5. Step 5: Solve for x
    x = 144,450,018,684,578.88/14,041,903.20
  6. Step 6: Final answer
    x = 10,287,068.40

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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.