Home / 57,798,631.64-86,637,257.98-19,446,831.08

Finding the Fourth Proportional to 57,798,631.64, 86,637,257.98 and 19,446,831.08

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Solution

The fourth proportional to 57,798,631.64, 86,637,257.98 and 19,446,831.08 is: 29,149,827.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798,631.64 : 86,637,257.98 = 19,446,831.08 : x
  2. Step 2: Convert to fraction form
    57,798,631.64/86,637,257.98 = 19,446,831.08/x
  3. Step 3: Cross multiply
    57,798,631.64x = 86,637,257.98 × 19,446,831.08
  4. Step 4: Simplify right side
    57,798,631.64x = 1,684,820,121,171,442
  5. Step 5: Solve for x
    x = 1,684,820,121,171,442/57,798,631.64
  6. Step 6: Final answer
    x = 29,149,827.14

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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.