Home / 30,398,359.98-45,597,646.59-7,369,200.78

Finding the Fourth Proportional to 30,398,359.98, 45,597,646.59 and 7,369,200.78

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Solution

The fourth proportional to 30,398,359.98, 45,597,646.59 and 7,369,200.78 is: 11,053,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,398,359.98 : 45,597,646.59 = 7,369,200.78 : x
  2. Step 2: Convert to fraction form
    30,398,359.98/45,597,646.59 = 7,369,200.78/x
  3. Step 3: Cross multiply
    30,398,359.98x = 45,597,646.59 × 7,369,200.78
  4. Step 4: Simplify right side
    30,398,359.98x = 336,018,212,817,192.38
  5. Step 5: Solve for x
    x = 336,018,212,817,192.38/30,398,359.98
  6. Step 6: Final answer
    x = 11,053,827.02

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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.