Home / 67,937,572.02-101,903,511.48-21,878,421.54

Finding the Fourth Proportional to 67,937,572.02, 101,903,511.48 and 21,878,421.54

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Solution

The fourth proportional to 67,937,572.02, 101,903,511.48 and 21,878,421.54 is: 32,816,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,937,572.02 : 101,903,511.48 = 21,878,421.54 : x
  2. Step 2: Convert to fraction form
    67,937,572.02/101,903,511.48 = 21,878,421.54/x
  3. Step 3: Cross multiply
    67,937,572.02x = 101,903,511.48 × 21,878,421.54
  4. Step 4: Simplify right side
    67,937,572.02x = 2,229,487,980,565,669.25
  5. Step 5: Solve for x
    x = 2,229,487,980,565,669.25/67,937,572.02
  6. Step 6: Final answer
    x = 32,816,715.62

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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.