Home / 8,218,312.23-11,341,605.15-4,547,169.08

Finding the Fourth Proportional to 8,218,312.23, 11,341,605.15 and 4,547,169.08

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Solution

The fourth proportional to 8,218,312.23, 11,341,605.15 and 4,547,169.08 is: 6,275,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,312.23 : 11,341,605.15 = 4,547,169.08 : x
  2. Step 2: Convert to fraction form
    8,218,312.23/11,341,605.15 = 4,547,169.08/x
  3. Step 3: Cross multiply
    8,218,312.23x = 11,341,605.15 × 4,547,169.08
  4. Step 4: Simplify right side
    8,218,312.23x = 51,572,196,255,648.77
  5. Step 5: Solve for x
    x = 51,572,196,255,648.77/8,218,312.23
  6. Step 6: Final answer
    x = 6,275,278.28

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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.