Home / 15,359,855.13-23,021,411.88-7,151,431.77

Finding the Fourth Proportional to 15,359,855.13, 23,021,411.88 and 7,151,431.77

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Solution

The fourth proportional to 15,359,855.13, 23,021,411.88 and 7,151,431.77 is: 10,718,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359,855.13 : 23,021,411.88 = 7,151,431.77 : x
  2. Step 2: Convert to fraction form
    15,359,855.13/23,021,411.88 = 7,151,431.77/x
  3. Step 3: Cross multiply
    15,359,855.13x = 23,021,411.88 × 7,151,431.77
  4. Step 4: Simplify right side
    15,359,855.13x = 164,636,056,308,887.41
  5. Step 5: Solve for x
    x = 164,636,056,308,887.41/15,359,855.13
  6. Step 6: Final answer
    x = 10,718,594.34

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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.