Home / 30,919,312.28-46,170,755.47-25,250,781.08

Finding the Fourth Proportional to 30,919,312.28, 46,170,755.47 and 25,250,781.08

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Solution

The fourth proportional to 30,919,312.28, 46,170,755.47 and 25,250,781.08 is: 37,706,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,919,312.28 : 46,170,755.47 = 25,250,781.08 : x
  2. Step 2: Convert to fraction form
    30,919,312.28/46,170,755.47 = 25,250,781.08/x
  3. Step 3: Cross multiply
    30,919,312.28x = 46,170,755.47 × 25,250,781.08
  4. Step 4: Simplify right side
    30,919,312.28x = 1,165,847,638,671,182.50
  5. Step 5: Solve for x
    x = 1,165,847,638,671,182.50/30,919,312.28
  6. Step 6: Final answer
    x = 37,706,130.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.