Home / 10,165,281.23-14,028,088.17-5,581,602.61

Finding the Fourth Proportional to 10,165,281.23, 14,028,088.17 and 5,581,602.61

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Solution

The fourth proportional to 10,165,281.23, 14,028,088.17 and 5,581,602.61 is: 7,702,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,281.23 : 14,028,088.17 = 5,581,602.61 : x
  2. Step 2: Convert to fraction form
    10,165,281.23/14,028,088.17 = 5,581,602.61/x
  3. Step 3: Cross multiply
    10,165,281.23x = 14,028,088.17 × 5,581,602.61
  4. Step 4: Simplify right side
    10,165,281.23x = 78,299,213,528,842.91
  5. Step 5: Solve for x
    x = 78,299,213,528,842.91/10,165,281.23
  6. Step 6: Final answer
    x = 7,702,611.64

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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.