Home / 31,699,952.46-47,516,744.70-13,266,459.45

Finding the Fourth Proportional to 31,699,952.46, 47,516,744.70 and 13,266,459.45

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Solution

The fourth proportional to 31,699,952.46, 47,516,744.70 and 13,266,459.45 is: 19,885,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699,952.46 : 47,516,744.70 = 13,266,459.45 : x
  2. Step 2: Convert to fraction form
    31,699,952.46/47,516,744.70 = 13,266,459.45/x
  3. Step 3: Cross multiply
    31,699,952.46x = 47,516,744.70 × 13,266,459.45
  4. Step 4: Simplify right side
    31,699,952.46x = 630,378,966,758,552.38
  5. Step 5: Solve for x
    x = 630,378,966,758,552.38/31,699,952.46
  6. Step 6: Final answer
    x = 19,885,801.64

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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.