Home / 55,881,059.80-77,114,501.50-30,762,964.94

Finding the Fourth Proportional to 55,881,059.80, 77,114,501.50 and 30,762,964.94

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Solution

The fourth proportional to 55,881,059.80, 77,114,501.50 and 30,762,964.94 is: 42,452,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881,059.80 : 77,114,501.50 = 30,762,964.94 : x
  2. Step 2: Convert to fraction form
    55,881,059.80/77,114,501.50 = 30,762,964.94/x
  3. Step 3: Cross multiply
    55,881,059.80x = 77,114,501.50 × 30,762,964.94
  4. Step 4: Simplify right side
    55,881,059.80x = 2,372,270,706,010,077.50
  5. Step 5: Solve for x
    x = 2,372,270,706,010,077.50/55,881,059.80
  6. Step 6: Final answer
    x = 42,452,142.36

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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.