Home / 58,320,321.40-87,480,482.10-57,470,015.80

Finding the Fourth Proportional to 58,320,321.40, 87,480,482.10 and 57,470,015.80

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Solution

The fourth proportional to 58,320,321.40, 87,480,482.10 and 57,470,015.80 is: 86,205,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,321.40 : 87,480,482.10 = 57,470,015.80 : x
  2. Step 2: Convert to fraction form
    58,320,321.40/87,480,482.10 = 57,470,015.80/x
  3. Step 3: Cross multiply
    58,320,321.40x = 87,480,482.10 × 57,470,015.80
  4. Step 4: Simplify right side
    58,320,321.40x = 5,027,504,688,478,617
  5. Step 5: Solve for x
    x = 5,027,504,688,478,617/58,320,321.40
  6. Step 6: Final answer
    x = 86,205,023.70

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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.