Home / 64,952,142.80-97,428,214.20-19,508,032.40

Finding the Fourth Proportional to 64,952,142.80, 97,428,214.20 and 19,508,032.40

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Solution

The fourth proportional to 64,952,142.80, 97,428,214.20 and 19,508,032.40 is: 29,262,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,952,142.80 : 97,428,214.20 = 19,508,032.40 : x
  2. Step 2: Convert to fraction form
    64,952,142.80/97,428,214.20 = 19,508,032.40/x
  3. Step 3: Cross multiply
    64,952,142.80x = 97,428,214.20 × 19,508,032.40
  4. Step 4: Simplify right side
    64,952,142.80x = 1,900,632,759,287,740
  5. Step 5: Solve for x
    x = 1,900,632,759,287,740/64,952,142.80
  6. Step 6: Final answer
    x = 29,262,048.60

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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.