Home / 4,429,325.60-6,643,988.40-4,345,344.80

Finding the Fourth Proportional to 4,429,325.60, 6,643,988.40 and 4,345,344.80

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Solution

The fourth proportional to 4,429,325.60, 6,643,988.40 and 4,345,344.80 is: 6,518,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,325.60 : 6,643,988.40 = 4,345,344.80 : x
  2. Step 2: Convert to fraction form
    4,429,325.60/6,643,988.40 = 4,345,344.80/x
  3. Step 3: Cross multiply
    4,429,325.60x = 6,643,988.40 × 4,345,344.80
  4. Step 4: Simplify right side
    4,429,325.60x = 28,870,420,445,200.32
  5. Step 5: Solve for x
    x = 28,870,420,445,200.32/4,429,325.60
  6. Step 6: Final answer
    x = 6,518,017.20

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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.