Home / 7,406,235.29-10,220,122.19-4,142,483.93

Finding the Fourth Proportional to 7,406,235.29, 10,220,122.19 and 4,142,483.93

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Solution

The fourth proportional to 7,406,235.29, 10,220,122.19 and 4,142,483.93 is: 5,716,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,235.29 : 10,220,122.19 = 4,142,483.93 : x
  2. Step 2: Convert to fraction form
    7,406,235.29/10,220,122.19 = 4,142,483.93/x
  3. Step 3: Cross multiply
    7,406,235.29x = 10,220,122.19 × 4,142,483.93
  4. Step 4: Simplify right side
    7,406,235.29x = 42,336,691,913,998.99
  5. Step 5: Solve for x
    x = 42,336,691,913,998.99/7,406,235.29
  6. Step 6: Final answer
    x = 5,716,357.94

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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.