Home / 61,842,421.02-92,775,035.37-20,345,632.50

Finding the Fourth Proportional to 61,842,421.02, 92,775,035.37 and 20,345,632.50

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Solution

The fourth proportional to 61,842,421.02, 92,775,035.37 and 20,345,632.50 is: 30,522,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842,421.02 : 92,775,035.37 = 20,345,632.50 : x
  2. Step 2: Convert to fraction form
    61,842,421.02/92,775,035.37 = 20,345,632.50/x
  3. Step 3: Cross multiply
    61,842,421.02x = 92,775,035.37 × 20,345,632.50
  4. Step 4: Simplify right side
    61,842,421.02x = 1,887,566,774,812,521.50
  5. Step 5: Solve for x
    x = 1,887,566,774,812,521.50/61,842,421.02
  6. Step 6: Final answer
    x = 30,522,200.52

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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.