Home / 30,519,809.64-45,772,612.32-11,359,590.12

Finding the Fourth Proportional to 30,519,809.64, 45,772,612.32 and 11,359,590.12

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Solution

The fourth proportional to 30,519,809.64, 45,772,612.32 and 11,359,590.12 is: 17,036,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,519,809.64 : 45,772,612.32 = 11,359,590.12 : x
  2. Step 2: Convert to fraction form
    30,519,809.64/45,772,612.32 = 11,359,590.12/x
  3. Step 3: Cross multiply
    30,519,809.64x = 45,772,612.32 × 11,359,590.12
  4. Step 4: Simplify right side
    30,519,809.64x = 519,958,114,676,862.25
  5. Step 5: Solve for x
    x = 519,958,114,676,862.25/30,519,809.64
  6. Step 6: Final answer
    x = 17,036,741.74

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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.