Home / 15,576,547.40-23,364,821.10-5,477,856.20

Finding the Fourth Proportional to 15,576,547.40, 23,364,821.10 and 5,477,856.20

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Solution

The fourth proportional to 15,576,547.40, 23,364,821.10 and 5,477,856.20 is: 8,216,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576,547.40 : 23,364,821.10 = 5,477,856.20 : x
  2. Step 2: Convert to fraction form
    15,576,547.40/23,364,821.10 = 5,477,856.20/x
  3. Step 3: Cross multiply
    15,576,547.40x = 23,364,821.10 × 5,477,856.20
  4. Step 4: Simplify right side
    15,576,547.40x = 127,989,130,124,525.83
  5. Step 5: Solve for x
    x = 127,989,130,124,525.83/15,576,547.40
  6. Step 6: Final answer
    x = 8,216,784.30

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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.