Home / 57,208,617.30-85,808,989.35-18,346,502.10

Finding the Fourth Proportional to 57,208,617.30, 85,808,989.35 and 18,346,502.10

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Solution

The fourth proportional to 57,208,617.30, 85,808,989.35 and 18,346,502.10 is: 27,518,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,208,617.30 : 85,808,989.35 = 18,346,502.10 : x
  2. Step 2: Convert to fraction form
    57,208,617.30/85,808,989.35 = 18,346,502.10/x
  3. Step 3: Cross multiply
    57,208,617.30x = 85,808,989.35 × 18,346,502.10
  4. Step 4: Simplify right side
    57,208,617.30x = 1,574,294,803,308,652.75
  5. Step 5: Solve for x
    x = 1,574,294,803,308,652.75/57,208,617.30
  6. Step 6: Final answer
    x = 27,518,490.70

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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.