Home / 31,191,981.90-46,791,099.45-10,719,005.10

Finding the Fourth Proportional to 31,191,981.90, 46,791,099.45 and 10,719,005.10

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Solution

The fourth proportional to 31,191,981.90, 46,791,099.45 and 10,719,005.10 is: 16,079,582.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191,981.90 : 46,791,099.45 = 10,719,005.10 : x
  2. Step 2: Convert to fraction form
    31,191,981.90/46,791,099.45 = 10,719,005.10/x
  3. Step 3: Cross multiply
    31,191,981.90x = 46,791,099.45 × 10,719,005.10
  4. Step 4: Simplify right side
    31,191,981.90x = 501,554,033,639,157.19
  5. Step 5: Solve for x
    x = 501,554,033,639,157.19/31,191,981.90
  6. Step 6: Final answer
    x = 16,079,582.09

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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.