Home / 8,875,741.60-13,313,612.40-7,280,106.40

Finding the Fourth Proportional to 8,875,741.60, 13,313,612.40 and 7,280,106.40

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Solution

The fourth proportional to 8,875,741.60, 13,313,612.40 and 7,280,106.40 is: 10,920,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875,741.60 : 13,313,612.40 = 7,280,106.40 : x
  2. Step 2: Convert to fraction form
    8,875,741.60/13,313,612.40 = 7,280,106.40/x
  3. Step 3: Cross multiply
    8,875,741.60x = 13,313,612.40 × 7,280,106.40
  4. Step 4: Simplify right side
    8,875,741.60x = 96,924,514,840,359.38
  5. Step 5: Solve for x
    x = 96,924,514,840,359.38/8,875,741.60
  6. Step 6: Final answer
    x = 10,920,159.60

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1.5x scale

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.