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Finding the Fourth Proportional to 9,017,602.02, 12,442,962.15 and 5,483,595.78

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Solution

The fourth proportional to 9,017,602.02, 12,442,962.15 and 5,483,595.78 is: 7,566,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017,602.02 : 12,442,962.15 = 5,483,595.78 : x
  2. Step 2: Convert to fraction form
    9,017,602.02/12,442,962.15 = 5,483,595.78/x
  3. Step 3: Cross multiply
    9,017,602.02x = 12,442,962.15 × 5,483,595.78
  4. Step 4: Simplify right side
    9,017,602.02x = 68,232,174,736,439.73
  5. Step 5: Solve for x
    x = 68,232,174,736,439.73/9,017,602.02
  6. Step 6: Final answer
    x = 7,566,554.23

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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.