Home / 42,662,303.60-63,993,455.40-25,614,201.20

Finding the Fourth Proportional to 42,662,303.60, 63,993,455.40 and 25,614,201.20

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Solution

The fourth proportional to 42,662,303.60, 63,993,455.40 and 25,614,201.20 is: 38,421,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,662,303.60 : 63,993,455.40 = 25,614,201.20 : x
  2. Step 2: Convert to fraction form
    42,662,303.60/63,993,455.40 = 25,614,201.20/x
  3. Step 3: Cross multiply
    42,662,303.60x = 63,993,455.40 × 25,614,201.20
  4. Step 4: Simplify right side
    42,662,303.60x = 1,639,141,242,098,826.50
  5. Step 5: Solve for x
    x = 1,639,141,242,098,826.50/42,662,303.60
  6. Step 6: Final answer
    x = 38,421,301.80

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1.5x scale

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.