Home / 25,341,871.80-38,009,435.40-7,147,528.16

Finding the Fourth Proportional to 25,341,871.80, 38,009,435.40 and 7,147,528.16

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Solution

The fourth proportional to 25,341,871.80, 38,009,435.40 and 7,147,528.16 is: 10,720,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341,871.80 : 38,009,435.40 = 7,147,528.16 : x
  2. Step 2: Convert to fraction form
    25,341,871.80/38,009,435.40 = 7,147,528.16/x
  3. Step 3: Cross multiply
    25,341,871.80x = 38,009,435.40 × 7,147,528.16
  4. Step 4: Simplify right side
    25,341,871.80x = 271,673,509,867,200.84
  5. Step 5: Solve for x
    x = 271,673,509,867,200.84/25,341,871.80
  6. Step 6: Final answer
    x = 10,720,341.10

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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.