Home / 81,470,402.84-112,401,642.03-46,184,424.95

Finding the Fourth Proportional to 81,470,402.84, 112,401,642.03 and 46,184,424.95

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Solution

The fourth proportional to 81,470,402.84, 112,401,642.03 and 46,184,424.95 is: 63,718,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,470,402.84 : 112,401,642.03 = 46,184,424.95 : x
  2. Step 2: Convert to fraction form
    81,470,402.84/112,401,642.03 = 46,184,424.95/x
  3. Step 3: Cross multiply
    81,470,402.84x = 112,401,642.03 × 46,184,424.95
  4. Step 4: Simplify right side
    81,470,402.84x = 5,191,205,200,029,293
  5. Step 5: Solve for x
    x = 5,191,205,200,029,293/81,470,402.84
  6. Step 6: Final answer
    x = 63,718,909.19

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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.