Home / 19,723,677.80-29,535,750.30-15,742,365.80

Finding the Fourth Proportional to 19,723,677.80, 29,535,750.30 and 15,742,365.80

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Solution

The fourth proportional to 19,723,677.80, 29,535,750.30 and 15,742,365.80 is: 23,573,827.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723,677.80 : 29,535,750.30 = 15,742,365.80 : x
  2. Step 2: Convert to fraction form
    19,723,677.80/29,535,750.30 = 15,742,365.80/x
  3. Step 3: Cross multiply
    19,723,677.80x = 29,535,750.30 × 15,742,365.80
  4. Step 4: Simplify right side
    19,723,677.80x = 464,962,585,400,059.75
  5. Step 5: Solve for x
    x = 464,962,585,400,059.75/19,723,677.80
  6. Step 6: Final answer
    x = 23,573,827.87

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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.