Home / 30,475,666.16-42,054,235.80-17,423,475.20

Finding the Fourth Proportional to 30,475,666.16, 42,054,235.80 and 17,423,475.20

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Solution

The fourth proportional to 30,475,666.16, 42,054,235.80 and 17,423,475.20 is: 24,043,147.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475,666.16 : 42,054,235.80 = 17,423,475.20 : x
  2. Step 2: Convert to fraction form
    30,475,666.16/42,054,235.80 = 17,423,475.20/x
  3. Step 3: Cross multiply
    30,475,666.16x = 42,054,235.80 × 17,423,475.20
  4. Step 4: Simplify right side
    30,475,666.16x = 732,730,934,516,252.12
  5. Step 5: Solve for x
    x = 732,730,934,516,252.12/30,475,666.16
  6. Step 6: Final answer
    x = 24,043,147.43

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1.5x scale

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.