Home / 9,472,063.20-14,208,094.80-5,428,543.20

Finding the Fourth Proportional to 9,472,063.20, 14,208,094.80 and 5,428,543.20

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Solution

The fourth proportional to 9,472,063.20, 14,208,094.80 and 5,428,543.20 is: 8,142,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,472,063.20 : 14,208,094.80 = 5,428,543.20 : x
  2. Step 2: Convert to fraction form
    9,472,063.20/14,208,094.80 = 5,428,543.20/x
  3. Step 3: Cross multiply
    9,472,063.20x = 14,208,094.80 × 5,428,543.20
  4. Step 4: Simplify right side
    9,472,063.20x = 77,129,256,411,495.36
  5. Step 5: Solve for x
    x = 77,129,256,411,495.36/9,472,063.20
  6. Step 6: Final answer
    x = 8,142,814.80

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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.