Home / 7,000,139.30-9,662,327.32-4,060,699.21

Finding the Fourth Proportional to 7,000,139.30, 9,662,327.32 and 4,060,699.21

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Solution

The fourth proportional to 7,000,139.30, 9,662,327.32 and 4,060,699.21 is: 5,605,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,139.30 : 9,662,327.32 = 4,060,699.21 : x
  2. Step 2: Convert to fraction form
    7,000,139.30/9,662,327.32 = 4,060,699.21/x
  3. Step 3: Cross multiply
    7,000,139.30x = 9,662,327.32 × 4,060,699.21
  4. Step 4: Simplify right side
    7,000,139.30x = 39,235,804,915,085.42
  5. Step 5: Solve for x
    x = 39,235,804,915,085.42/7,000,139.30
  6. Step 6: Final answer
    x = 5,605,003.45

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1.5x scale

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.