Home / 10,358,979.10-15,538,468.65-5,880,003.10

Finding the Fourth Proportional to 10,358,979.10, 15,538,468.65 and 5,880,003.10

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Solution

The fourth proportional to 10,358,979.10, 15,538,468.65 and 5,880,003.10 is: 8,820,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358,979.10 : 15,538,468.65 = 5,880,003.10 : x
  2. Step 2: Convert to fraction form
    10,358,979.10/15,538,468.65 = 5,880,003.10/x
  3. Step 3: Cross multiply
    10,358,979.10x = 15,538,468.65 × 5,880,003.10
  4. Step 4: Simplify right side
    10,358,979.10x = 91,366,243,831,252.81
  5. Step 5: Solve for x
    x = 91,366,243,831,252.81/10,358,979.10
  6. Step 6: Final answer
    x = 8,820,004.65

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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.