Home / 28,546,126.93-39,386,903.13-16,156,220.08

Finding the Fourth Proportional to 28,546,126.93, 39,386,903.13 and 16,156,220.08

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Solution

The fourth proportional to 28,546,126.93, 39,386,903.13 and 16,156,220.08 is: 22,291,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,126.93 : 39,386,903.13 = 16,156,220.08 : x
  2. Step 2: Convert to fraction form
    28,546,126.93/39,386,903.13 = 16,156,220.08/x
  3. Step 3: Cross multiply
    28,546,126.93x = 39,386,903.13 × 16,156,220.08
  4. Step 4: Simplify right side
    28,546,126.93x = 636,343,475,237,920.88
  5. Step 5: Solve for x
    x = 636,343,475,237,920.88/28,546,126.93
  6. Step 6: Final answer
    x = 22,291,762.27

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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.