Home / 7,875,756-10,868,547.60-4,254,084

Finding the Fourth Proportional to 7,875,756, 10,868,547.60 and 4,254,084

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Solution

The fourth proportional to 7,875,756, 10,868,547.60 and 4,254,084 is: 5,870,638.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,756 : 10,868,547.60 = 4,254,084 : x
  2. Step 2: Convert to fraction form
    7,875,756/10,868,547.60 = 4,254,084/x
  3. Step 3: Cross multiply
    7,875,756x = 10,868,547.60 × 4,254,084
  4. Step 4: Simplify right side
    7,875,756x = 46,235,714,448,398.40
  5. Step 5: Solve for x
    x = 46,235,714,448,398.40/7,875,756
  6. Step 6: Final answer
    x = 5,870,638.25

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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.