Home / 31,154,656.23-46,742,366.52-19,626,814.80

Finding the Fourth Proportional to 31,154,656.23, 46,742,366.52 and 19,626,814.80

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Solution

The fourth proportional to 31,154,656.23, 46,742,366.52 and 19,626,814.80 is: 29,446,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154,656.23 : 46,742,366.52 = 19,626,814.80 : x
  2. Step 2: Convert to fraction form
    31,154,656.23/46,742,366.52 = 19,626,814.80/x
  3. Step 3: Cross multiply
    31,154,656.23x = 46,742,366.52 × 19,626,814.80
  4. Step 4: Simplify right side
    31,154,656.23x = 917,403,771,001,760.62
  5. Step 5: Solve for x
    x = 917,403,771,001,760.62/31,154,656.23
  6. Step 6: Final answer
    x = 29,446,762.76

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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.