Home / 55,881,060.80-77,114,502.88-30,762,965.94

Finding the Fourth Proportional to 55,881,060.80, 77,114,502.88 and 30,762,965.94

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Solution

The fourth proportional to 55,881,060.80, 77,114,502.88 and 30,762,965.94 is: 42,452,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881,060.80 : 77,114,502.88 = 30,762,965.94 : x
  2. Step 2: Convert to fraction form
    55,881,060.80/77,114,502.88 = 30,762,965.94/x
  3. Step 3: Cross multiply
    55,881,060.80x = 77,114,502.88 × 30,762,965.94
  4. Step 4: Simplify right side
    55,881,060.80x = 2,372,270,825,577,472
  5. Step 5: Solve for x
    x = 2,372,270,825,577,472/55,881,060.80
  6. Step 6: Final answer
    x = 42,452,143.74

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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.