Home / 5,479,526.10-7,688,132.70-5,479,526.10

Finding the Fourth Proportional to 5,479,526.10, 7,688,132.70 and 5,479,526.10

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Solution

The fourth proportional to 5,479,526.10, 7,688,132.70 and 5,479,526.10 is: 7,688,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,526.10 : 7,688,132.70 = 5,479,526.10 : x
  2. Step 2: Convert to fraction form
    5,479,526.10/7,688,132.70 = 5,479,526.10/x
  3. Step 3: Cross multiply
    5,479,526.10x = 7,688,132.70 × 5,479,526.10
  4. Step 4: Simplify right side
    5,479,526.10x = 42,127,323,789,913.47
  5. Step 5: Solve for x
    x = 42,127,323,789,913.47/5,479,526.10
  6. Step 6: Final answer
    x = 7,688,132.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.