Home / 7,406,623.83-10,220,903.67-4,143,368.34

Finding the Fourth Proportional to 7,406,623.83, 10,220,903.67 and 4,143,368.34

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Solution

The fourth proportional to 7,406,623.83, 10,220,903.67 and 4,143,368.34 is: 5,717,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,623.83 : 10,220,903.67 = 4,143,368.34 : x
  2. Step 2: Convert to fraction form
    7,406,623.83/10,220,903.67 = 4,143,368.34/x
  3. Step 3: Cross multiply
    7,406,623.83x = 10,220,903.67 × 4,143,368.34
  4. Step 4: Simplify right side
    7,406,623.83x = 42,348,968,672,467.80
  5. Step 5: Solve for x
    x = 42,348,968,672,467.80/7,406,623.83
  6. Step 6: Final answer
    x = 5,717,715.61

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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.