Home / 18,018,316.87-24,865,154.04-9,758,189.19

Finding the Fourth Proportional to 18,018,316.87, 24,865,154.04 and 9,758,189.19

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Solution

The fourth proportional to 18,018,316.87, 24,865,154.04 and 9,758,189.19 is: 13,466,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,316.87 : 24,865,154.04 = 9,758,189.19 : x
  2. Step 2: Convert to fraction form
    18,018,316.87/24,865,154.04 = 9,758,189.19/x
  3. Step 3: Cross multiply
    18,018,316.87x = 24,865,154.04 × 9,758,189.19
  4. Step 4: Simplify right side
    18,018,316.87x = 242,638,877,360,812.81
  5. Step 5: Solve for x
    x = 242,638,877,360,812.81/18,018,316.87
  6. Step 6: Final answer
    x = 13,466,234.34

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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.