Home / 40,572,637.84-55,991,594.28-22,237,970.32

Finding the Fourth Proportional to 40,572,637.84, 55,991,594.28 and 22,237,970.32

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Solution

The fourth proportional to 40,572,637.84, 55,991,594.28 and 22,237,970.32 is: 30,689,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572,637.84 : 55,991,594.28 = 22,237,970.32 : x
  2. Step 2: Convert to fraction form
    40,572,637.84/55,991,594.28 = 22,237,970.32/x
  3. Step 3: Cross multiply
    40,572,637.84x = 55,991,594.28 × 22,237,970.32
  4. Step 4: Simplify right side
    40,572,637.84x = 1,245,139,411,768,121.75
  5. Step 5: Solve for x
    x = 1,245,139,411,768,121.75/40,572,637.84
  6. Step 6: Final answer
    x = 30,689,141.21

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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.