Home / 16,688,280.18-23,028,730.61-9,344,430.17

Finding the Fourth Proportional to 16,688,280.18, 23,028,730.61 and 9,344,430.17

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Solution

The fourth proportional to 16,688,280.18, 23,028,730.61 and 9,344,430.17 is: 12,894,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,280.18 : 23,028,730.61 = 9,344,430.17 : x
  2. Step 2: Convert to fraction form
    16,688,280.18/23,028,730.61 = 9,344,430.17/x
  3. Step 3: Cross multiply
    16,688,280.18x = 23,028,730.61 × 9,344,430.17
  4. Step 4: Simplify right side
    16,688,280.18x = 215,190,365,088,886.50
  5. Step 5: Solve for x
    x = 215,190,365,088,886.50/16,688,280.18
  6. Step 6: Final answer
    x = 12,894,699.92

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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.