Home / 31,302,005.40-46,953,008.10-8,582,866.20

Finding the Fourth Proportional to 31,302,005.40, 46,953,008.10 and 8,582,866.20

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Solution

The fourth proportional to 31,302,005.40, 46,953,008.10 and 8,582,866.20 is: 12,874,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302,005.40 : 46,953,008.10 = 8,582,866.20 : x
  2. Step 2: Convert to fraction form
    31,302,005.40/46,953,008.10 = 8,582,866.20/x
  3. Step 3: Cross multiply
    31,302,005.40x = 46,953,008.10 × 8,582,866.20
  4. Step 4: Simplify right side
    31,302,005.40x = 402,991,386,209,816.19
  5. Step 5: Solve for x
    x = 402,991,386,209,816.19/31,302,005.40
  6. Step 6: Final answer
    x = 12,874,299.30

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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.