Home / 30,025,730.40-45,042,623.44-10,590,387.64

Finding the Fourth Proportional to 30,025,730.40, 45,042,623.44 and 10,590,387.64

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Solution

The fourth proportional to 30,025,730.40, 45,042,623.44 and 10,590,387.64 is: 15,887,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025,730.40 : 45,042,623.44 = 10,590,387.64 : x
  2. Step 2: Convert to fraction form
    30,025,730.40/45,042,623.44 = 10,590,387.64/x
  3. Step 3: Cross multiply
    30,025,730.40x = 45,042,623.44 × 10,590,387.64
  4. Step 4: Simplify right side
    30,025,730.40x = 477,018,842,552,150.31
  5. Step 5: Solve for x
    x = 477,018,842,552,150.31/30,025,730.40
  6. Step 6: Final answer
    x = 15,887,002.12

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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.