Home / 55,326,077.80-82,989,116.70-28,452,221.80

Finding the Fourth Proportional to 55,326,077.80, 82,989,116.70 and 28,452,221.80

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Solution

The fourth proportional to 55,326,077.80, 82,989,116.70 and 28,452,221.80 is: 42,678,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326,077.80 : 82,989,116.70 = 28,452,221.80 : x
  2. Step 2: Convert to fraction form
    55,326,077.80/82,989,116.70 = 28,452,221.80/x
  3. Step 3: Cross multiply
    55,326,077.80x = 82,989,116.70 × 28,452,221.80
  4. Step 4: Simplify right side
    55,326,077.80x = 2,361,224,755,334,484
  5. Step 5: Solve for x
    x = 2,361,224,755,334,484/55,326,077.80
  6. Step 6: Final answer
    x = 42,678,332.70

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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.