Home / 8,218,328.60-11,341,627.44-4,547,185.40

Finding the Fourth Proportional to 8,218,328.60, 11,341,627.44 and 4,547,185.40

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Solution

The fourth proportional to 8,218,328.60, 11,341,627.44 and 4,547,185.40 is: 6,275,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,328.60 : 11,341,627.44 = 4,547,185.40 : x
  2. Step 2: Convert to fraction form
    8,218,328.60/11,341,627.44 = 4,547,185.40/x
  3. Step 3: Cross multiply
    8,218,328.60x = 11,341,627.44 × 4,547,185.40
  4. Step 4: Simplify right side
    8,218,328.60x = 51,572,482,707,407.38
  5. Step 5: Solve for x
    x = 51,572,482,707,407.38/8,218,328.60
  6. Step 6: Final answer
    x = 6,275,300.64

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1.5x scale

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.