Home / 30,226,931.76-45,313,552.80-11,778,605.40

Finding the Fourth Proportional to 30,226,931.76, 45,313,552.80 and 11,778,605.40

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Solution

The fourth proportional to 30,226,931.76, 45,313,552.80 and 11,778,605.40 is: 17,657,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226,931.76 : 45,313,552.80 = 11,778,605.40 : x
  2. Step 2: Convert to fraction form
    30,226,931.76/45,313,552.80 = 11,778,605.40/x
  3. Step 3: Cross multiply
    30,226,931.76x = 45,313,552.80 × 11,778,605.40
  4. Step 4: Simplify right side
    30,226,931.76x = 533,730,457,703,265.12
  5. Step 5: Solve for x
    x = 533,730,457,703,265.12/30,226,931.76
  6. Step 6: Final answer
    x = 17,657,447.40

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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.