Home / 42,849,651.12-59,150,614.08-28,929,862.32

Finding the Fourth Proportional to 42,849,651.12, 59,150,614.08 and 28,929,862.32

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Solution

The fourth proportional to 42,849,651.12, 59,150,614.08 and 28,929,862.32 is: 39,935,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,849,651.12 : 59,150,614.08 = 28,929,862.32 : x
  2. Step 2: Convert to fraction form
    42,849,651.12/59,150,614.08 = 28,929,862.32/x
  3. Step 3: Cross multiply
    42,849,651.12x = 59,150,614.08 × 28,929,862.32
  4. Step 4: Simplify right side
    42,849,651.12x = 1,711,219,121,477,853.50
  5. Step 5: Solve for x
    x = 1,711,219,121,477,853.50/42,849,651.12
  6. Step 6: Final answer
    x = 39,935,427.17

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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.