Home / 7,519,666.12-10,377,152.40-4,081,909.48

Finding the Fourth Proportional to 7,519,666.12, 10,377,152.40 and 4,081,909.48

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Solution

The fourth proportional to 7,519,666.12, 10,377,152.40 and 4,081,909.48 is: 5,633,042.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519,666.12 : 10,377,152.40 = 4,081,909.48 : x
  2. Step 2: Convert to fraction form
    7,519,666.12/10,377,152.40 = 4,081,909.48/x
  3. Step 3: Cross multiply
    7,519,666.12x = 10,377,152.40 × 4,081,909.48
  4. Step 4: Simplify right side
    7,519,666.12x = 42,358,596,756,964.75
  5. Step 5: Solve for x
    x = 42,358,596,756,964.75/7,519,666.12
  6. Step 6: Final answer
    x = 5,633,042.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.