Home / 64,278,516.40-88,710,136.77-36,408,005.31

Finding the Fourth Proportional to 64,278,516.40, 88,710,136.77 and 36,408,005.31

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Solution

The fourth proportional to 64,278,516.40, 88,710,136.77 and 36,408,005.31 is: 50,246,323.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,278,516.40 : 88,710,136.77 = 36,408,005.31 : x
  2. Step 2: Convert to fraction form
    64,278,516.40/88,710,136.77 = 36,408,005.31/x
  3. Step 3: Cross multiply
    64,278,516.40x = 88,710,136.77 × 36,408,005.31
  4. Step 4: Simplify right side
    64,278,516.40x = 3,229,759,130,572,986.50
  5. Step 5: Solve for x
    x = 3,229,759,130,572,986.50/64,278,516.40
  6. Step 6: Final answer
    x = 50,246,323.52

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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.