Home / 15,526,604.81-21,426,802.47-9,004,106.94

Finding the Fourth Proportional to 15,526,604.81, 21,426,802.47 and 9,004,106.94

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Solution

The fourth proportional to 15,526,604.81, 21,426,802.47 and 9,004,106.94 is: 12,425,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,604.81 : 21,426,802.47 = 9,004,106.94 : x
  2. Step 2: Convert to fraction form
    15,526,604.81/21,426,802.47 = 9,004,106.94/x
  3. Step 3: Cross multiply
    15,526,604.81x = 21,426,802.47 × 9,004,106.94
  4. Step 4: Simplify right side
    15,526,604.81x = 192,929,220,822,136.12
  5. Step 5: Solve for x
    x = 192,929,220,822,136.12/15,526,604.81
  6. Step 6: Final answer
    x = 12,425,718.52

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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.