Home / 7,830,707.32-10,806,449.86-4,393,022.16

Finding the Fourth Proportional to 7,830,707.32, 10,806,449.86 and 4,393,022.16

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Solution

The fourth proportional to 7,830,707.32, 10,806,449.86 and 4,393,022.16 is: 6,062,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,707.32 : 10,806,449.86 = 4,393,022.16 : x
  2. Step 2: Convert to fraction form
    7,830,707.32/10,806,449.86 = 4,393,022.16/x
  3. Step 3: Cross multiply
    7,830,707.32x = 10,806,449.86 × 4,393,022.16
  4. Step 4: Simplify right side
    7,830,707.32x = 47,472,973,666,427.34
  5. Step 5: Solve for x
    x = 47,472,973,666,427.34/7,830,707.32
  6. Step 6: Final answer
    x = 6,062,411.96

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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.