Home / 30,468,501.16-42,047,305.32-16,717,461.64

Finding the Fourth Proportional to 30,468,501.16, 42,047,305.32 and 16,717,461.64

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Solution

The fourth proportional to 30,468,501.16, 42,047,305.32 and 16,717,461.64 is: 23,070,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,501.16 : 42,047,305.32 = 16,717,461.64 : x
  2. Step 2: Convert to fraction form
    30,468,501.16/42,047,305.32 = 16,717,461.64/x
  3. Step 3: Cross multiply
    30,468,501.16x = 42,047,305.32 × 16,717,461.64
  4. Step 4: Simplify right side
    30,468,501.16x = 702,924,213,752,468
  5. Step 5: Solve for x
    x = 702,924,213,752,468/30,468,501.16
  6. Step 6: Final answer
    x = 23,070,521.59

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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.