Home / 9,829,377.36-13,564,607.40-5,478,743.52

Finding the Fourth Proportional to 9,829,377.36, 13,564,607.40 and 5,478,743.52

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Solution

The fourth proportional to 9,829,377.36, 13,564,607.40 and 5,478,743.52 is: 7,560,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,377.36 : 13,564,607.40 = 5,478,743.52 : x
  2. Step 2: Convert to fraction form
    9,829,377.36/13,564,607.40 = 5,478,743.52/x
  3. Step 3: Cross multiply
    9,829,377.36x = 13,564,607.40 × 5,478,743.52
  4. Step 4: Simplify right side
    9,829,377.36x = 74,317,004,894,094.05
  5. Step 5: Solve for x
    x = 74,317,004,894,094.05/9,829,377.36
  6. Step 6: Final answer
    x = 7,560,703.20

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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.