Home / 64,361,547.40-96,546,986.70-38,747,403.40

Finding the Fourth Proportional to 64,361,547.40, 96,546,986.70 and 38,747,403.40

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Solution

The fourth proportional to 64,361,547.40, 96,546,986.70 and 38,747,403.40 is: 58,123,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,361,547.40 : 96,546,986.70 = 38,747,403.40 : x
  2. Step 2: Convert to fraction form
    64,361,547.40/96,546,986.70 = 38,747,403.40/x
  3. Step 3: Cross multiply
    64,361,547.40x = 96,546,986.70 × 38,747,403.40
  4. Step 4: Simplify right side
    64,361,547.40x = 3,740,945,040,719,335
  5. Step 5: Solve for x
    x = 3,740,945,040,719,335/64,361,547.40
  6. Step 6: Final answer
    x = 58,123,913.92

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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.