Home / 64,262,900.86-88,685,345.95-36,005,517.55

Finding the Fourth Proportional to 64,262,900.86, 88,685,345.95 and 36,005,517.55

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Solution

The fourth proportional to 64,262,900.86, 88,685,345.95 and 36,005,517.55 is: 49,689,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,262,900.86 : 88,685,345.95 = 36,005,517.55 : x
  2. Step 2: Convert to fraction form
    64,262,900.86/88,685,345.95 = 36,005,517.55/x
  3. Step 3: Cross multiply
    64,262,900.86x = 88,685,345.95 × 36,005,517.55
  4. Step 4: Simplify right side
    64,262,900.86x = 3,193,161,779,718,819.50
  5. Step 5: Solve for x
    x = 3,193,161,779,718,819.50/64,262,900.86
  6. Step 6: Final answer
    x = 49,689,038.89

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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.