Home / 6,178,547.20-9,268,695.60-1,918,271.20

Finding the Fourth Proportional to 6,178,547.20, 9,268,695.60 and 1,918,271.20

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Solution

The fourth proportional to 6,178,547.20, 9,268,695.60 and 1,918,271.20 is: 2,877,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,547.20 : 9,268,695.60 = 1,918,271.20 : x
  2. Step 2: Convert to fraction form
    6,178,547.20/9,268,695.60 = 1,918,271.20/x
  3. Step 3: Cross multiply
    6,178,547.20x = 9,268,695.60 × 1,918,271.20
  4. Step 4: Simplify right side
    6,178,547.20x = 17,779,871,831,046.72
  5. Step 5: Solve for x
    x = 17,779,871,831,046.72/6,178,547.20
  6. Step 6: Final answer
    x = 2,877,678.40

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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.