Home / 6,473,620.40-9,718,417.80-4,077,460.40

Finding the Fourth Proportional to 6,473,620.40, 9,718,417.80 and 4,077,460.40

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Solution

The fourth proportional to 6,473,620.40, 9,718,417.80 and 4,077,460.40 is: 6,121,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,620.40 : 9,718,417.80 = 4,077,460.40 : x
  2. Step 2: Convert to fraction form
    6,473,620.40/9,718,417.80 = 4,077,460.40/x
  3. Step 3: Cross multiply
    6,473,620.40x = 9,718,417.80 × 4,077,460.40
  4. Step 4: Simplify right side
    6,473,620.40x = 39,626,463,730,155.12
  5. Step 5: Solve for x
    x = 39,626,463,730,155.12/6,473,620.40
  6. Step 6: Final answer
    x = 6,121,221.40

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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.