Home / 30,898,889.40-46,348,334.10-9,331,242.15

Finding the Fourth Proportional to 30,898,889.40, 46,348,334.10 and 9,331,242.15

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Solution

The fourth proportional to 30,898,889.40, 46,348,334.10 and 9,331,242.15 is: 13,996,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898,889.40 : 46,348,334.10 = 9,331,242.15 : x
  2. Step 2: Convert to fraction form
    30,898,889.40/46,348,334.10 = 9,331,242.15/x
  3. Step 3: Cross multiply
    30,898,889.40x = 46,348,334.10 × 9,331,242.15
  4. Step 4: Simplify right side
    30,898,889.40x = 432,487,528,736,202.38
  5. Step 5: Solve for x
    x = 432,487,528,736,202.38/30,898,889.40
  6. Step 6: Final answer
    x = 13,996,863.23

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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.