Home / 7,390,088.80-11,088,819.60-4,197,666.40

Finding the Fourth Proportional to 7,390,088.80, 11,088,819.60 and 4,197,666.40

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Solution

The fourth proportional to 7,390,088.80, 11,088,819.60 and 4,197,666.40 is: 6,298,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,088.80 : 11,088,819.60 = 4,197,666.40 : x
  2. Step 2: Convert to fraction form
    7,390,088.80/11,088,819.60 = 4,197,666.40/x
  3. Step 3: Cross multiply
    7,390,088.80x = 11,088,819.60 × 4,197,666.40
  4. Step 4: Simplify right side
    7,390,088.80x = 46,547,165,450,581.45
  5. Step 5: Solve for x
    x = 46,547,165,450,581.45/7,390,088.80
  6. Step 6: Final answer
    x = 6,298,593.52

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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.