Home / 43,070,773.80-64,583,999.10-12,774,700.20

Finding the Fourth Proportional to 43,070,773.80, 64,583,999.10 and 12,774,700.20

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Solution

The fourth proportional to 43,070,773.80, 64,583,999.10 and 12,774,700.20 is: 19,155,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,070,773.80 : 64,583,999.10 = 12,774,700.20 : x
  2. Step 2: Convert to fraction form
    43,070,773.80/64,583,999.10 = 12,774,700.20/x
  3. Step 3: Cross multiply
    43,070,773.80x = 64,583,999.10 × 12,774,700.20
  4. Step 4: Simplify right side
    43,070,773.80x = 825,041,226,219,569.75
  5. Step 5: Solve for x
    x = 825,041,226,219,569.75/43,070,773.80
  6. Step 6: Final answer
    x = 19,155,477.22

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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.