Home / 10,366,599.68-15,549,899.52-7,138,095.60

Finding the Fourth Proportional to 10,366,599.68, 15,549,899.52 and 7,138,095.60

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Solution

The fourth proportional to 10,366,599.68, 15,549,899.52 and 7,138,095.60 is: 10,707,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,599.68 : 15,549,899.52 = 7,138,095.60 : x
  2. Step 2: Convert to fraction form
    10,366,599.68/15,549,899.52 = 7,138,095.60/x
  3. Step 3: Cross multiply
    10,366,599.68x = 15,549,899.52 × 7,138,095.60
  4. Step 4: Simplify right side
    10,366,599.68x = 110,996,669,344,154.11
  5. Step 5: Solve for x
    x = 110,996,669,344,154.11/10,366,599.68
  6. Step 6: Final answer
    x = 10,707,143.41

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Double scale
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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.