Home / 14,208,051.90-21,312,077.85-5,230,746.30

Finding the Fourth Proportional to 14,208,051.90, 21,312,077.85 and 5,230,746.30

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Solution

The fourth proportional to 14,208,051.90, 21,312,077.85 and 5,230,746.30 is: 7,846,119.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,051.90 : 21,312,077.85 = 5,230,746.30 : x
  2. Step 2: Convert to fraction form
    14,208,051.90/21,312,077.85 = 5,230,746.30/x
  3. Step 3: Cross multiply
    14,208,051.90x = 21,312,077.85 × 5,230,746.30
  4. Step 4: Simplify right side
    14,208,051.90x = 111,478,072,359,199.45
  5. Step 5: Solve for x
    x = 111,478,072,359,199.45/14,208,051.90
  6. Step 6: Final answer
    x = 7,846,119.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.