Home / 6,712,328.80-10,068,493.20-3,870,103.60

Finding the Fourth Proportional to 6,712,328.80, 10,068,493.20 and 3,870,103.60

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Solution

The fourth proportional to 6,712,328.80, 10,068,493.20 and 3,870,103.60 is: 5,805,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712,328.80 : 10,068,493.20 = 3,870,103.60 : x
  2. Step 2: Convert to fraction form
    6,712,328.80/10,068,493.20 = 3,870,103.60/x
  3. Step 3: Cross multiply
    6,712,328.80x = 10,068,493.20 × 3,870,103.60
  4. Step 4: Simplify right side
    6,712,328.80x = 38,966,111,779,895.52
  5. Step 5: Solve for x
    x = 38,966,111,779,895.52/6,712,328.80
  6. Step 6: Final answer
    x = 5,805,155.40

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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.