Home / 39,359,526.84-59,056,340.40-21,142,465.92

Finding the Fourth Proportional to 39,359,526.84, 59,056,340.40 and 21,142,465.92

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Solution

The fourth proportional to 39,359,526.84, 59,056,340.40 and 21,142,465.92 is: 31,722,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359,526.84 : 59,056,340.40 = 21,142,465.92 : x
  2. Step 2: Convert to fraction form
    39,359,526.84/59,056,340.40 = 21,142,465.92/x
  3. Step 3: Cross multiply
    39,359,526.84x = 59,056,340.40 × 21,142,465.92
  4. Step 4: Simplify right side
    39,359,526.84x = 1,248,596,664,266,919.25
  5. Step 5: Solve for x
    x = 1,248,596,664,266,919.25/39,359,526.84
  6. Step 6: Final answer
    x = 31,722,857.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.