Home / 7,855,862.40-10,839,823.02-4,417,898.40

Finding the Fourth Proportional to 7,855,862.40, 10,839,823.02 and 4,417,898.40

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Solution

The fourth proportional to 7,855,862.40, 10,839,823.02 and 4,417,898.40 is: 6,095,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,862.40 : 10,839,823.02 = 4,417,898.40 : x
  2. Step 2: Convert to fraction form
    7,855,862.40/10,839,823.02 = 4,417,898.40/x
  3. Step 3: Cross multiply
    7,855,862.40x = 10,839,823.02 × 4,417,898.40
  4. Step 4: Simplify right side
    7,855,862.40x = 47,889,236,776,341.17
  5. Step 5: Solve for x
    x = 47,889,236,776,341.17/7,855,862.40
  6. Step 6: Final answer
    x = 6,095,987.22

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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.