Home / 42,050,701.80-63,076,052.70-11,345,221.80

Finding the Fourth Proportional to 42,050,701.80, 63,076,052.70 and 11,345,221.80

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Solution

The fourth proportional to 42,050,701.80, 63,076,052.70 and 11,345,221.80 is: 17,017,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,050,701.80 : 63,076,052.70 = 11,345,221.80 : x
  2. Step 2: Convert to fraction form
    42,050,701.80/63,076,052.70 = 11,345,221.80/x
  3. Step 3: Cross multiply
    42,050,701.80x = 63,076,052.70 × 11,345,221.80
  4. Step 4: Simplify right side
    42,050,701.80x = 715,611,808,149,989
  5. Step 5: Solve for x
    x = 715,611,808,149,989/42,050,701.80
  6. Step 6: Final answer
    x = 17,017,832.70

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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.