Home / 15,276,510.49-21,075,617.85-8,746,650.13

Finding the Fourth Proportional to 15,276,510.49, 21,075,617.85 and 8,746,650.13

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Solution

The fourth proportional to 15,276,510.49, 21,075,617.85 and 8,746,650.13 is: 12,066,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,510.49 : 21,075,617.85 = 8,746,650.13 : x
  2. Step 2: Convert to fraction form
    15,276,510.49/21,075,617.85 = 8,746,650.13/x
  3. Step 3: Cross multiply
    15,276,510.49x = 21,075,617.85 × 8,746,650.13
  4. Step 4: Simplify right side
    15,276,510.49x = 184,341,055,607,532.84
  5. Step 5: Solve for x
    x = 184,341,055,607,532.84/15,276,510.49
  6. Step 6: Final answer
    x = 12,066,960.95

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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.