Home / 28,008,030.20-42,012,045.30-6,732,894.20

Finding the Fourth Proportional to 28,008,030.20, 42,012,045.30 and 6,732,894.20

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Solution

The fourth proportional to 28,008,030.20, 42,012,045.30 and 6,732,894.20 is: 10,099,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,008,030.20 : 42,012,045.30 = 6,732,894.20 : x
  2. Step 2: Convert to fraction form
    28,008,030.20/42,012,045.30 = 6,732,894.20/x
  3. Step 3: Cross multiply
    28,008,030.20x = 42,012,045.30 × 6,732,894.20
  4. Step 4: Simplify right side
    28,008,030.20x = 282,862,656,130,507.25
  5. Step 5: Solve for x
    x = 282,862,656,130,507.25/28,008,030.20
  6. Step 6: Final answer
    x = 10,099,341.30

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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.