Home / 7,406,231.04-10,220,116.32-4,142,479.68

Finding the Fourth Proportional to 7,406,231.04, 10,220,116.32 and 4,142,479.68

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Solution

The fourth proportional to 7,406,231.04, 10,220,116.32 and 4,142,479.68 is: 5,716,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,231.04 : 10,220,116.32 = 4,142,479.68 : x
  2. Step 2: Convert to fraction form
    7,406,231.04/10,220,116.32 = 4,142,479.68/x
  3. Step 3: Cross multiply
    7,406,231.04x = 10,220,116.32 × 4,142,479.68
  4. Step 4: Simplify right side
    7,406,231.04x = 42,336,624,182,836.38
  5. Step 5: Solve for x
    x = 42,336,624,182,836.38/7,406,231.04
  6. Step 6: Final answer
    x = 5,716,352.08

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Double scale
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Similar ratio
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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.