Home / 69,581,610.95-96,019,992.30-38,643,773.13

Finding the Fourth Proportional to 69,581,610.95, 96,019,992.30 and 38,643,773.13

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Solution

The fourth proportional to 69,581,610.95, 96,019,992.30 and 38,643,773.13 is: 53,326,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,610.95 : 96,019,992.30 = 38,643,773.13 : x
  2. Step 2: Convert to fraction form
    69,581,610.95/96,019,992.30 = 38,643,773.13/x
  3. Step 3: Cross multiply
    69,581,610.95x = 96,019,992.30 × 38,643,773.13
  4. Step 4: Simplify right side
    69,581,610.95x = 3,710,574,798,385,547
  5. Step 5: Solve for x
    x = 3,710,574,798,385,547/69,581,610.95
  6. Step 6: Final answer
    x = 53,326,945.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.