Home / 55,587,240.45-76,710,398.99-30,809,026.94

Finding the Fourth Proportional to 55,587,240.45, 76,710,398.99 and 30,809,026.94

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Solution

The fourth proportional to 55,587,240.45, 76,710,398.99 and 30,809,026.94 is: 42,516,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,587,240.45 : 76,710,398.99 = 30,809,026.94 : x
  2. Step 2: Convert to fraction form
    55,587,240.45/76,710,398.99 = 30,809,026.94/x
  3. Step 3: Cross multiply
    55,587,240.45x = 76,710,398.99 × 30,809,026.94
  4. Step 4: Simplify right side
    55,587,240.45x = 2,363,372,748,523,461.50
  5. Step 5: Solve for x
    x = 2,363,372,748,523,461.50/55,587,240.45
  6. Step 6: Final answer
    x = 42,516,461.14

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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.