Home / 38,402,457.60-57,603,686.40-25,488,441.30

Finding the Fourth Proportional to 38,402,457.60, 57,603,686.40 and 25,488,441.30

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Solution

The fourth proportional to 38,402,457.60, 57,603,686.40 and 25,488,441.30 is: 38,232,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,402,457.60 : 57,603,686.40 = 25,488,441.30 : x
  2. Step 2: Convert to fraction form
    38,402,457.60/57,603,686.40 = 25,488,441.30/x
  3. Step 3: Cross multiply
    38,402,457.60x = 57,603,686.40 × 25,488,441.30
  4. Step 4: Simplify right side
    38,402,457.60x = 1,468,228,179,470,008.25
  5. Step 5: Solve for x
    x = 1,468,228,179,470,008.25/38,402,457.60
  6. Step 6: Final answer
    x = 38,232,661.95

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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.