Home / 10,688,388.59-16,026,815.40-4,849,387.45

Finding the Fourth Proportional to 10,688,388.59, 16,026,815.40 and 4,849,387.45

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Solution

The fourth proportional to 10,688,388.59, 16,026,815.40 and 4,849,387.45 is: 7,271,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,388.59 : 16,026,815.40 = 4,849,387.45 : x
  2. Step 2: Convert to fraction form
    10,688,388.59/16,026,815.40 = 4,849,387.45/x
  3. Step 3: Cross multiply
    10,688,388.59x = 16,026,815.40 × 4,849,387.45
  4. Step 4: Simplify right side
    10,688,388.59x = 77,720,237,439,979.80
  5. Step 5: Solve for x
    x = 77,720,237,439,979.80/10,688,388.59
  6. Step 6: Final answer
    x = 7,271,464.43

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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.