Home / 7,556,753.84-10,428,423.93-4,118,987.48

Finding the Fourth Proportional to 7,556,753.84, 10,428,423.93 and 4,118,987.48

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Solution

The fourth proportional to 7,556,753.84, 10,428,423.93 and 4,118,987.48 is: 5,684,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556,753.84 : 10,428,423.93 = 4,118,987.48 : x
  2. Step 2: Convert to fraction form
    7,556,753.84/10,428,423.93 = 4,118,987.48/x
  3. Step 3: Cross multiply
    7,556,753.84x = 10,428,423.93 × 4,118,987.48
  4. Step 4: Simplify right side
    7,556,753.84x = 42,954,547,551,660.27
  5. Step 5: Solve for x
    x = 42,954,547,551,660.27/7,556,753.84
  6. Step 6: Final answer
    x = 5,684,259.21

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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.