Home / 10,470,847.15-15,707,746.95-3,281,631.40

Finding the Fourth Proportional to 10,470,847.15, 15,707,746.95 and 3,281,631.40

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Solution

The fourth proportional to 10,470,847.15, 15,707,746.95 and 3,281,631.40 is: 4,922,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,847.15 : 15,707,746.95 = 3,281,631.40 : x
  2. Step 2: Convert to fraction form
    10,470,847.15/15,707,746.95 = 3,281,631.40/x
  3. Step 3: Cross multiply
    10,470,847.15x = 15,707,746.95 × 3,281,631.40
  4. Step 4: Simplify right side
    10,470,847.15x = 51,547,035,614,374.23
  5. Step 5: Solve for x
    x = 51,547,035,614,374.23/10,470,847.15
  6. Step 6: Final answer
    x = 4,922,909.76

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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.