Home / 25,426,385.40-38,140,753.14-8,388,547.32

Finding the Fourth Proportional to 25,426,385.40, 38,140,753.14 and 8,388,547.32

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Solution

The fourth proportional to 25,426,385.40, 38,140,753.14 and 8,388,547.32 is: 12,583,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426,385.40 : 38,140,753.14 = 8,388,547.32 : x
  2. Step 2: Convert to fraction form
    25,426,385.40/38,140,753.14 = 8,388,547.32/x
  3. Step 3: Cross multiply
    25,426,385.40x = 38,140,753.14 × 8,388,547.32
  4. Step 4: Simplify right side
    25,426,385.40x = 319,945,512,535,328.62
  5. Step 5: Solve for x
    x = 319,945,512,535,328.62/25,426,385.40
  6. Step 6: Final answer
    x = 12,583,208.64

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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.