Home / 15,127,526.28-20,875,369.50-8,934,577.32

Finding the Fourth Proportional to 15,127,526.28, 20,875,369.50 and 8,934,577.32

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Solution

The fourth proportional to 15,127,526.28, 20,875,369.50 and 8,934,577.32 is: 12,329,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127,526.28 : 20,875,369.50 = 8,934,577.32 : x
  2. Step 2: Convert to fraction form
    15,127,526.28/20,875,369.50 = 8,934,577.32/x
  3. Step 3: Cross multiply
    15,127,526.28x = 20,875,369.50 × 8,934,577.32
  4. Step 4: Simplify right side
    15,127,526.28x = 186,512,602,881,319.75
  5. Step 5: Solve for x
    x = 186,512,602,881,319.75/15,127,526.28
  6. Step 6: Final answer
    x = 12,329,352.43

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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.