Home / 26,658,854.40-39,988,281.60-18,580,951.20

Finding the Fourth Proportional to 26,658,854.40, 39,988,281.60 and 18,580,951.20

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Solution

The fourth proportional to 26,658,854.40, 39,988,281.60 and 18,580,951.20 is: 27,871,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658,854.40 : 39,988,281.60 = 18,580,951.20 : x
  2. Step 2: Convert to fraction form
    26,658,854.40/39,988,281.60 = 18,580,951.20/x
  3. Step 3: Cross multiply
    26,658,854.40x = 39,988,281.60 × 18,580,951.20
  4. Step 4: Simplify right side
    26,658,854.40x = 743,020,308,981,457.88
  5. Step 5: Solve for x
    x = 743,020,308,981,457.88/26,658,854.40
  6. Step 6: Final answer
    x = 27,871,426.80

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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.