Home / 30,885,720.20-46,316,781.29-10,409,938.17

Finding the Fourth Proportional to 30,885,720.20, 46,316,781.29 and 10,409,938.17

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Solution

The fourth proportional to 30,885,720.20, 46,316,781.29 and 10,409,938.17 is: 15,610,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,720.20 : 46,316,781.29 = 10,409,938.17 : x
  2. Step 2: Convert to fraction form
    30,885,720.20/46,316,781.29 = 10,409,938.17/x
  3. Step 3: Cross multiply
    30,885,720.20x = 46,316,781.29 × 10,409,938.17
  4. Step 4: Simplify right side
    30,885,720.20x = 482,154,829,410,263.12
  5. Step 5: Solve for x
    x = 482,154,829,410,263.12/30,885,720.20
  6. Step 6: Final answer
    x = 15,610,930.43

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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.