Home / 57,287,971.46-85,931,115.80-14,157,173.68

Finding the Fourth Proportional to 57,287,971.46, 85,931,115.80 and 14,157,173.68

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Solution

The fourth proportional to 57,287,971.46, 85,931,115.80 and 14,157,173.68 is: 21,235,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,971.46 : 85,931,115.80 = 14,157,173.68 : x
  2. Step 2: Convert to fraction form
    57,287,971.46/85,931,115.80 = 14,157,173.68/x
  3. Step 3: Cross multiply
    57,287,971.46x = 85,931,115.80 × 14,157,173.68
  4. Step 4: Simplify right side
    57,287,971.46x = 1,216,541,730,896,792
  5. Step 5: Solve for x
    x = 1,216,541,730,896,792/57,287,971.46
  6. Step 6: Final answer
    x = 21,235,552.59

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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.