Home / 30,831,253.94-42,536,656.01-17,590,919.13

Finding the Fourth Proportional to 30,831,253.94, 42,536,656.01 and 17,590,919.13

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Solution

The fourth proportional to 30,831,253.94, 42,536,656.01 and 17,590,919.13 is: 24,269,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831,253.94 : 42,536,656.01 = 17,590,919.13 : x
  2. Step 2: Convert to fraction form
    30,831,253.94/42,536,656.01 = 17,590,919.13/x
  3. Step 3: Cross multiply
    30,831,253.94x = 42,536,656.01 × 17,590,919.13
  4. Step 4: Simplify right side
    30,831,253.94x = 748,258,875,932,538.38
  5. Step 5: Solve for x
    x = 748,258,875,932,538.38/30,831,253.94
  6. Step 6: Final answer
    x = 24,269,492.16

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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.