Home / 9,350,386.58-12,902,550.05-5,429,376.24

Finding the Fourth Proportional to 9,350,386.58, 12,902,550.05 and 5,429,376.24

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Solution

The fourth proportional to 9,350,386.58, 12,902,550.05 and 5,429,376.24 is: 7,491,968.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350,386.58 : 12,902,550.05 = 5,429,376.24 : x
  2. Step 2: Convert to fraction form
    9,350,386.58/12,902,550.05 = 5,429,376.24/x
  3. Step 3: Cross multiply
    9,350,386.58x = 12,902,550.05 × 5,429,376.24
  4. Step 4: Simplify right side
    9,350,386.58x = 70,052,798,676,880.82
  5. Step 5: Solve for x
    x = 70,052,798,676,880.82/9,350,386.58
  6. Step 6: Final answer
    x = 7,491,968.17

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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.