Home / 64,390,010.40-96,589,681.20-38,775,866.40

Finding the Fourth Proportional to 64,390,010.40, 96,589,681.20 and 38,775,866.40

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Solution

The fourth proportional to 64,390,010.40, 96,589,681.20 and 38,775,866.40 is: 58,166,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,390,010.40 : 96,589,681.20 = 38,775,866.40 : x
  2. Step 2: Convert to fraction form
    64,390,010.40/96,589,681.20 = 38,775,866.40/x
  3. Step 3: Cross multiply
    64,390,010.40x = 96,589,681.20 × 38,775,866.40
  4. Step 4: Simplify right side
    64,390,010.40x = 3,745,348,573,829,791.50
  5. Step 5: Solve for x
    x = 3,745,348,573,829,791.50/64,390,010.40
  6. Step 6: Final answer
    x = 58,166,609.24

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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.