Home / 10,617,973.20-15,926,959.80-9,796,827.60

Finding the Fourth Proportional to 10,617,973.20, 15,926,959.80 and 9,796,827.60

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Solution

The fourth proportional to 10,617,973.20, 15,926,959.80 and 9,796,827.60 is: 14,695,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,973.20 : 15,926,959.80 = 9,796,827.60 : x
  2. Step 2: Convert to fraction form
    10,617,973.20/15,926,959.80 = 9,796,827.60/x
  3. Step 3: Cross multiply
    10,617,973.20x = 15,926,959.80 × 9,796,827.60
  4. Step 4: Simplify right side
    10,617,973.20x = 156,033,679,352,730.47
  5. Step 5: Solve for x
    x = 156,033,679,352,730.47/10,617,973.20
  6. Step 6: Final answer
    x = 14,695,241.40

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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.