Home / 58,298,970.52-87,389,931.65-19,934,247.16

Finding the Fourth Proportional to 58,298,970.52, 87,389,931.65 and 19,934,247.16

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Solution

The fourth proportional to 58,298,970.52, 87,389,931.65 and 19,934,247.16 is: 29,881,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,298,970.52 : 87,389,931.65 = 19,934,247.16 : x
  2. Step 2: Convert to fraction form
    58,298,970.52/87,389,931.65 = 19,934,247.16/x
  3. Step 3: Cross multiply
    58,298,970.52x = 87,389,931.65 × 19,934,247.16
  4. Step 4: Simplify right side
    58,298,970.52x = 1,742,052,496,369,657.25
  5. Step 5: Solve for x
    x = 1,742,052,496,369,657.25/58,298,970.52
  6. Step 6: Final answer
    x = 29,881,359.50

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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.