Home / 18,922,364.40-28,350,887.40-8,804,233.20

Finding the Fourth Proportional to 18,922,364.40, 28,350,887.40 and 8,804,233.20

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Solution

The fourth proportional to 18,922,364.40, 28,350,887.40 and 8,804,233.20 is: 13,191,154.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922,364.40 : 28,350,887.40 = 8,804,233.20 : x
  2. Step 2: Convert to fraction form
    18,922,364.40/28,350,887.40 = 8,804,233.20/x
  3. Step 3: Cross multiply
    18,922,364.40x = 28,350,887.40 × 8,804,233.20
  4. Step 4: Simplify right side
    18,922,364.40x = 249,607,824,096,541.66
  5. Step 5: Solve for x
    x = 249,607,824,096,541.66/18,922,364.40
  6. Step 6: Final answer
    x = 13,191,154.07

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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.