Home / 12,386,582.76-17,094,824.34-7,494,501.90

Finding the Fourth Proportional to 12,386,582.76, 17,094,824.34 and 7,494,501.90

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Solution

The fourth proportional to 12,386,582.76, 17,094,824.34 and 7,494,501.90 is: 10,343,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386,582.76 : 17,094,824.34 = 7,494,501.90 : x
  2. Step 2: Convert to fraction form
    12,386,582.76/17,094,824.34 = 7,494,501.90/x
  3. Step 3: Cross multiply
    12,386,582.76x = 17,094,824.34 × 7,494,501.90
  4. Step 4: Simplify right side
    12,386,582.76x = 128,117,193,496,296.25
  5. Step 5: Solve for x
    x = 128,117,193,496,296.25/12,386,582.76
  6. Step 6: Final answer
    x = 10,343,223.47

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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.