Home / 7,173,206.60-10,780,805.10-6,249,417.80

Finding the Fourth Proportional to 7,173,206.60, 10,780,805.10 and 6,249,417.80

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Solution

The fourth proportional to 7,173,206.60, 10,780,805.10 and 6,249,417.80 is: 9,392,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173,206.60 : 10,780,805.10 = 6,249,417.80 : x
  2. Step 2: Convert to fraction form
    7,173,206.60/10,780,805.10 = 6,249,417.80/x
  3. Step 3: Cross multiply
    7,173,206.60x = 10,780,805.10 × 6,249,417.80
  4. Step 4: Simplify right side
    7,173,206.60x = 67,373,755,290,270.77
  5. Step 5: Solve for x
    x = 67,373,755,290,270.77/7,173,206.60
  6. Step 6: Final answer
    x = 9,392,418.07

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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.