Home / 28,043,265.30-42,064,897.95-26,720,567.70

Finding the Fourth Proportional to 28,043,265.30, 42,064,897.95 and 26,720,567.70

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Solution

The fourth proportional to 28,043,265.30, 42,064,897.95 and 26,720,567.70 is: 40,080,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,265.30 : 42,064,897.95 = 26,720,567.70 : x
  2. Step 2: Convert to fraction form
    28,043,265.30/42,064,897.95 = 26,720,567.70/x
  3. Step 3: Cross multiply
    28,043,265.30x = 42,064,897.95 × 26,720,567.70
  4. Step 4: Simplify right side
    28,043,265.30x = 1,123,997,953,466,566.25
  5. Step 5: Solve for x
    x = 1,123,997,953,466,566.25/28,043,265.30
  6. Step 6: Final answer
    x = 40,080,851.55

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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.